version 1.87, 2004/06/04 21:42:18
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version 1.123, 2013/10/01 17:52:03
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Line 50 Excel files, and plots.
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Line 50 Excel files, and plots.
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package Apache::lonproblemstatistics; |
package Apache::lonproblemstatistics; |
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use strict; |
use strict; |
use Apache::lonnet(); |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
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use Apache::lonquickgrades(); |
use Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
use Apache::loncoursedata; |
use Apache::loncoursedata; |
use Apache::lonstatistics; |
use Apache::lonstatistics; |
Line 60 use Apache::lonlocal;
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Line 61 use Apache::lonlocal;
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use Spreadsheet::WriteExcel; |
use Spreadsheet::WriteExcel; |
use Apache::lonstathelpers(); |
use Apache::lonstathelpers(); |
use Time::HiRes; |
use Time::HiRes; |
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use LONCAPA; |
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my @StatsArray; |
my @StatsArray; |
my %SeqStat; # keys are symbs, values are hash refs |
my %SeqStat; # keys are symbs, values are hash refs |
Line 71 my %SeqStat; # keys are symbs, values
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Line 74 my %SeqStat; # keys are symbs, values
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## header for plots created with Graph.pm, both of which more than likely do |
## header for plots created with Graph.pm, both of which more than likely do |
## not support localization. |
## not support localization. |
## |
## |
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## Additional Notes: |
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## Localization can be done and is done before passing the phrases |
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## to the output. |
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## This might conflict with special characters, e.g. German Umlaute or |
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## chinese characters. Do not use such characters in this case. |
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## If this failed, consider that the sequence and folder names |
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## are also passed to the output and would fail the same way. |
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## |
# |
# |
# |
# |
## |
## |
Line 82 my %SeqStat; # keys are symbs, values
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Line 93 my %SeqStat; # keys are symbs, values
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## title yes any scalar This is what the user sees to identify |
## title yes any scalar This is what the user sees to identify |
## the field. Passed through &mt(). |
## the field. Passed through &mt(). |
## long_title yes any scalar Used as graph heading and in excel |
## long_title yes any scalar Used as graph heading and in excel |
## output. NOT translated |
## output. Passed through &mt(). |
## align no (left|right|center) HTML cell contents alignment |
## align no (left|right|center) HTML cell contents alignment |
## color yes html color HTML cell background color |
## color yes html color HTML cell background color |
## used to visually group statistics |
## used to visually group statistics |
Line 121 my @Fields = (
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Line 132 my @Fields = (
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align => 'left', |
align => 'left', |
color => '#FFFFE6', |
color => '#FFFFE6', |
special => 'link', |
special => 'link', |
sortable => 'yes', |
sortable => 'yes', |
selectable => 'no', |
selectable => 'no', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
{ name => 'part', |
{ name => 'part', |
title => 'Part', |
title => 'Part', |
align => 'left', |
align => 'left', |
color => '#FFFFE6', |
color => '#FFFFE6', |
Line 231 my @Fields = (
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Line 242 my @Fields = (
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selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
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{ name => 'tries_per_correct', |
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title => 'tries/correct', |
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align => 'right', |
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color => '#FFDDDD', |
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format => '%4.1f', |
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sortable => 'yes', |
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graphable => 'yes', |
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long_title => 'Tries per Correct Answer', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
{ name => 'num_wrong', |
{ name => 'num_wrong', |
title => '#Wrng', |
title => '#Wrng', |
align => 'right', |
align => 'right', |
Line 238 my @Fields = (
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Line 260 my @Fields = (
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format => '%4.1f', |
format => '%4.1f', |
sortable => 'yes', |
sortable => 'yes', |
graphable => 'yes', |
graphable => 'yes', |
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long_title => 'Number of students whose final answer is wrong', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
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{ name => 'per_wrong', |
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title => '%Wrng', |
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align => 'right', |
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color => '#FFDDDD', |
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format => '%4.1f', |
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sortable => 'yes', |
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graphable => 'yes', |
long_title => 'Percent of students whose final answer is wrong', |
long_title => 'Percent of students whose final answer is wrong', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
Line 250 my @Fields = (
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Line 283 my @Fields = (
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sortable => 'yes', |
sortable => 'yes', |
graphable => 'yes', |
graphable => 'yes', |
long_title => 'Degree of Difficulty'. |
long_title => 'Degree of Difficulty'. |
'[ 1 - ((#YES+#yes) / Tries) ]', |
' { 1 - ((#YES+#yes) / Tries) }', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
Line 263 my @Fields = (
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Line 296 my @Fields = (
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graphable => 'yes', |
graphable => 'yes', |
long_title => 'Degree of Discrimination', |
long_title => 'Degree of Discrimination', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'yes', |
}, |
}, |
## duedate included for research purposes. Commented out most of the time. |
## duedate included for research purposes. Commented out most of the time. |
# { name => 'duedate', |
# { name => 'duedate', |
Line 309 my @Fields = (
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Line 342 my @Fields = (
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# selectable => 'no', |
# selectable => 'no', |
# defaultselected => 'yes', |
# defaultselected => 'yes', |
# }, |
# }, |
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## maxtries included for research purposes. Commented out most of the time. |
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# { name => 'maxtries', |
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# title => 'Maxtries', |
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# align => 'left', |
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# color => '#FFFFFF', |
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# sortable => 'no', |
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# graphable => 'no', |
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# long_title => 'Maximum number of tries', |
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# selectable => 'no', |
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# defaultselected => 'yes', |
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# }, |
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## hinttries included for research purposes. Commented out most of the time. |
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# { name => 'hinttries', |
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# title => 'hinttries', |
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# align => 'left', |
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# color => '#FFFFFF', |
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# sortable => 'no', |
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# graphable => 'no', |
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# long_title => 'Number of tries before a hint appears', |
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# selectable => 'no', |
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# defaultselected => 'yes', |
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# }, |
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# |
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## problem weight for instructor |
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{ name => 'weight', |
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title => 'weight', |
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align => 'right', |
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color => '#FFFFFF', |
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sortable => 'no', |
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graphable => 'no', |
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long_title => 'Problem weight (for instructor)', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
); |
); |
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my @SeqFields = ( |
my @SeqFields = ( |
Line 317 my @SeqFields = (
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Line 384 my @SeqFields = (
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align => 'left', |
align => 'left', |
color => '#FFFFE6', |
color => '#FFFFE6', |
special => 'no', |
special => 'no', |
sortable => 'no', |
sortable => 'no', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'no', |
}, |
}, |
Line 452 my @SeqFields = (
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Line 519 my @SeqFields = (
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long_title => 'KR-21 reliability statistic', |
long_title => 'KR-21 reliability statistic', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'no', |
}, |
}, |
); |
); |
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my %SelectedFields; |
my %SelectedFields; |
Line 460 my %SelectedFields;
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Line 527 my %SelectedFields;
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sub parse_field_selection { |
sub parse_field_selection { |
# |
# |
# Pull out the defaults |
# Pull out the defaults |
if (! defined($ENV{'form.fieldselections'})) { |
if (! defined($env{'form.fieldselections'})) { |
$ENV{'form.fieldselections'} = []; |
$env{'form.fieldselections'} = []; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'selectable'} ne 'yes'); |
next if ($field->{'selectable'} ne 'yes'); |
if ($field->{'defaultselected'} eq 'yes') { |
if ($field->{'defaultselected'} eq 'yes') { |
push(@{$ENV{'form.fieldselections'}},$field->{'name'}); |
push(@{$env{'form.fieldselections'}},$field->{'name'}); |
} |
} |
} |
} |
} |
} |
# |
# |
# Make sure the data we are plotting is there |
# Make sure the data we are plotting is there |
my %NeededFields; |
my %NeededFields; |
if (exists($ENV{'form.plot'}) && $ENV{'form.plot'} ne '' && |
if (exists($env{'form.plot'}) && $env{'form.plot'} ne '' && |
$ENV{'form.plot'} ne 'none') { |
$env{'form.plot'} ne 'none') { |
if ($ENV{'form.plot'} eq 'degrees') { |
if ($env{'form.plot'} eq 'degrees') { |
$NeededFields{'deg_of_diff'}++; |
$NeededFields{'deg_of_diff'}++; |
$NeededFields{'deg_of_disc'}++; |
$NeededFields{'deg_of_disc'}++; |
} elsif ($ENV{'form.plot'} eq 'tries statistics') { |
} elsif ($env{'form.plot'} eq 'tries statistics') { |
$NeededFields{'mean_tries'}++; |
$NeededFields{'mean_tries'}++; |
$NeededFields{'std_tries'}++; |
$NeededFields{'std_tries'}++; |
$NeededFields{'problem_num'}++; |
$NeededFields{'problem_num'}++; |
} else { |
} else { |
$NeededFields{$ENV{'form.plot'}}++; |
$NeededFields{$env{'form.plot'}}++; |
} |
} |
} |
} |
# |
# |
# This should not happen, but in case it does... |
# This should not happen, but in case it does... |
if (ref($ENV{'form.fieldselections'}) ne 'ARRAY') { |
if (ref($env{'form.fieldselections'}) ne 'ARRAY') { |
$ENV{'form.fieldselections'} = [$ENV{'form.fieldselections'}]; |
$env{'form.fieldselections'} = [$env{'form.fieldselections'}]; |
} |
} |
# |
# |
# Set the field data and the selected fields (for easier checking) |
# Set the field data and the selected fields (for easier checking) |
Line 503 sub parse_field_selection {
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Line 570 sub parse_field_selection {
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$field->{'selected'} = 'yes'; |
$field->{'selected'} = 'yes'; |
$SelectedFields{$field->{'name'}}++; |
$SelectedFields{$field->{'name'}}++; |
} |
} |
foreach my $selection (@{$ENV{'form.fieldselections'}}) { |
foreach my $selection (@{$env{'form.fieldselections'}}) { |
if ($selection eq $field->{'name'} || $selection eq 'all') { |
if ($selection eq $field->{'name'} || $selection eq 'all') { |
$field->{'selected'} = 'yes'; |
$field->{'selected'} = 'yes'; |
$SelectedFields{$field->{'name'}}++; |
$SelectedFields{$field->{'name'}}++; |
Line 519 sub parse_field_selection {
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Line 586 sub parse_field_selection {
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} |
} |
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sub field_selection_input { |
sub field_selection_input { |
my $Str = '<select name="fieldselections" multiple size="5">'."\n"; |
my $Str = '<select name="fieldselections" multiple="multiple" size="5">'."\n"; |
$Str .= '<option value="all">all</option>'."\n"; |
$Str .= '<option value="all">all</option>'."\n"; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'selectable'} ne 'yes'); |
next if ($field->{'selectable'} ne 'yes'); |
Line 552 sub CreateInterface {
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Line 619 sub CreateInterface {
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&parse_field_selection(); |
&parse_field_selection(); |
# |
# |
my $Str = ''; |
my $Str = ''; |
$Str .= &Apache::lonhtmlcommon::breadcrumbs |
$Str .= '<p>'; |
(undef,'Overall Problem Statistics','Statistics_Overall_Key'); |
$Str .= &Apache::loncommon::start_data_table(); |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= &Apache::loncommon::start_data_table_header_row(); |
$Str .= '<tr>'; |
$Str .= '<th>'.&mt('Sections').'</th>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<th>'.&mt('Groups').'</th>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<th>'.&mt('Access Status').'</th>'; |
$Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
$Str .= '<th>'.&mt('Sequences and Folders').'</th>'; |
$Str .= '<td align="center"><b>'.&mt('Statistics').'</b></td>'; |
$Str .= '<th>'.&mt('Statistics').'</th>'; |
$Str .= '<td rowspan="2">'. |
$Str .= '<th>'.&mt('Plot Graph').'</th>'; |
&Apache::lonstathelpers::limit_by_time_form().'</td>'; |
$Str .= '<th>'.&mt('Time Period').'</th>'; |
$Str .= '</tr>'."\n"; |
$Str .= &Apache::loncommon::end_data_table_header_row(); |
# |
# |
$Str .= '<tr><td align="center">'."\n"; |
$Str .= &Apache::loncommon::start_data_table_row(); |
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$Str .= '<td align="center" valign="top">'."\n"; |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= '</td><td align="center">'; |
$Str .= '</td><td align="center" valign="top">'; |
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$Str .= &Apache::lonstatistics::GroupSelect('Group','multiple',5); |
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$Str .= '</td><td align="center" valign="top">'; |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</td><td align="center">'; |
$Str .= '</td><td align="center" valign="top">'; |
# |
# |
my $only_seq_with_assessments = sub { |
$Str .= &Apache::lonstatistics::map_select('Maps','multiple,all',5); |
my $s=shift; |
$Str .= '</td><td align="center" valign="top">'; |
if ($s->{'num_assess'} < 1) { |
$Str .= &field_selection_input(); |
return 0; |
$Str .= '</td><td align="center" valign="top">'; |
} else { |
$Str .= &plot_dropdown(); |
return 1; |
$Str .= '</td>'."\n"; |
} |
$Str .= '</td><td align="center" valign="top">'; |
}; |
$Str .= &Apache::lonstathelpers::limit_by_time_form(); |
$Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
$Str .= '</td>'."\n"; |
$only_seq_with_assessments); |
$Str .= &Apache::loncommon::end_data_table_row(); |
$Str .= '</td><td>'.&field_selection_input(); |
$Str .= &Apache::loncommon::end_data_table(); |
$Str .= '</td></tr>'."\n"; |
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$Str .= '</table>'."\n"; |
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# |
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$Str .= '<p>'.&mt('Status: [_1]', |
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'<input type="text" '. |
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'name="stats_status" size="60" value="" />' |
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). |
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'</nobr></p>'; |
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# |
# |
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$Str .= '</p>'; |
$Str .= '<input type="submit" name="GenerateStatistics" value="'. |
$Str .= '<input type="submit" name="GenerateStatistics" value="'. |
&mt('Generate Statistics').'" />'; |
&mt('Generate Statistics').'" />'; |
$Str .= ' 'x5; |
$Str .= (' 'x10); |
$Str .= 'Plot '.&plot_dropdown().(' 'x10); |
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# |
# |
return $Str; |
return $Str; |
} |
} |
Line 611 Main interface to problem statistics.
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Line 673 Main interface to problem statistics.
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############################################### |
############################################### |
############################################### |
############################################### |
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my $navmap; |
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my @sequences; |
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sub clean_up { |
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undef($navmap); |
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undef(@sequences); |
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} |
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sub BuildProblemStatisticsPage { |
sub BuildProblemStatisticsPage { |
my ($r,$c)=@_; |
my ($r,$c)=@_; |
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undef($navmap); |
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undef(@sequences); |
# |
# |
my %Saveable_Parameters = ('Status' => 'scalar', |
my %Saveable_Parameters = ('Status' => 'scalar', |
'statsoutputmode' => 'scalar', |
'statsoutputmode' => 'scalar', |
'Section' => 'array', |
'Section' => 'array', |
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'Groups' => 'array', |
'StudentData' => 'array', |
'StudentData' => 'array', |
'Maps' => 'array', |
'Maps' => 'array', |
'fieldselections'=> 'array'); |
'fieldselections'=> 'array'); |
Line 632 sub BuildProblemStatisticsPage {
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Line 705 sub BuildProblemStatisticsPage {
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undef(%SeqStat); |
undef(%SeqStat); |
# |
# |
# Finally let the user know we are here |
# Finally let the user know we are here |
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$r->print(&Apache::lonhtmlcommon::breadcrumbs('Overall Problem Statistics', |
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'Statistics_Overall_Key')); |
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&Apache::lonquickgrades::startGradeScreen($r,'statistics'); |
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my $interface = &CreateInterface($r); |
my $interface = &CreateInterface($r); |
$r->print($interface); |
$r->print($interface); |
$r->print('<input type="hidden" name="sortby" value="'.$ENV{'form.sortby'}. |
$r->print('<input type="hidden" name="sortby" value="'.$env{'form.sortby'}. |
'" />'); |
'" />'); |
# |
# |
my @CacheButtonHTML = |
my @CacheButtonHTML = |
&Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status'); |
&Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status'); |
my $Str; |
my $Str; |
foreach my $html (@CacheButtonHTML) { |
foreach my $html (@CacheButtonHTML) { |
Line 645 sub BuildProblemStatisticsPage {
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Line 722 sub BuildProblemStatisticsPage {
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} |
} |
# |
# |
$r->print($Str); |
$r->print($Str); |
if (! exists($ENV{'form.firstrun'})) { |
if (! exists($env{'form.firstrun'})) { |
$r->print('<h3>'. |
$r->print('<p class="LC_info"><b>'. |
&mt('Press "Generate Statistics" when you are ready.'). |
&mt('Press "Generate Statistics" when you are ready.'). |
'</h3><p>'. |
'</b></p>'. |
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'<p class="LC_info">'. |
&mt('It may take some time to update the student data '. |
&mt('It may take some time to update the student data '. |
'for the first analysis. Future analysis this session '. |
'for the first analysis. Future analysis this session '. |
' will not have this delay.'). |
'will not have this delay.'). |
'</p>'); |
'</p>'); |
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&clean_up(); |
return; |
return; |
} |
} |
$r->rflush(); |
$r->rflush(); |
Line 661 sub BuildProblemStatisticsPage {
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Line 740 sub BuildProblemStatisticsPage {
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# it does not slow things down noticably. |
# it does not slow things down noticably. |
&Apache::loncoursedata::populate_weight_table(); |
&Apache::loncoursedata::populate_weight_table(); |
# |
# |
if (exists($ENV{'form.Excel'})) { |
($navmap,@sequences) = |
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&Apache::lonstatistics::selected_sequences_with_assessments(); |
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if (! ref($navmap)) { |
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$r->print('<div class="LC_error">'.&mt('A course-wide error occurred.').'</div>'. |
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'<h3>'.$navmap.'</h3>'); |
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&clean_up(); |
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return; |
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} |
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if (exists($env{'form.Excel'})) { |
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$r->print('<p>'. |
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&Apache::lonstatistics::section_and_enrollment_description(). |
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'</p>'); |
&Excel_output($r); |
&Excel_output($r); |
} else { |
} else { |
$r->print('<input type="submit" name="Excel" value="'. |
$r->print('<input type="submit" name="Excel" value="'. |
&mt('Produce Excel Output').'" />'.' 'x5); |
&mt('Produce Excel Output').'" />'.' 'x5); |
$r->rflush(); |
$r->rflush(); |
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$r->print('<p>'. |
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&Apache::lonstatistics::section_and_enrollment_description(). |
|
'</p>'); |
my $count = 0; |
my $count = 0; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
$count += $seq->{'num_assess_parts'}; |
my @resources = |
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&Apache::lonstathelpers::get_resources($navmap,$seq); |
|
$count += scalar(@resources); |
} |
} |
if ($count > 10) { |
if ($count > 10) { |
$r->print('<h2>'. |
$r->print('<p>'. |
&mt('Compiling statistics for [_1] problems',$count). |
&mt('Compiling statistics for [quant,_1,problem]',$count). |
'</h2>'); |
'</p>'); |
if ($count > 30) { |
if ($count > 30) { |
$r->print('<h3>'.&mt('This will take some time.').'</h3>'); |
$r->print('<p class="LC_info">'.&mt('This will take some time.').'</p>'); |
} |
} |
$r->rflush(); |
$r->rflush(); |
} |
} |
# |
# |
my $sortby = $ENV{'form.sortby'}; |
my $sortby = $env{'form.sortby'}; |
$sortby = 'container' if (! defined($sortby) || $sortby =~ /^\s*$/); |
$sortby = 'container' if (! defined($sortby) || $sortby =~ /^\s*$/); |
my $plot = $ENV{'form.plot'}; |
my $plot = $env{'form.plot'}; |
if ($plot eq '' || $plot eq 'none') { |
if ($plot eq '' || $plot eq 'none') { |
undef($plot); |
undef($plot); |
} |
} |
Line 698 sub BuildProblemStatisticsPage {
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Line 793 sub BuildProblemStatisticsPage {
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&output_sequence_statistics($r); |
&output_sequence_statistics($r); |
} |
} |
} |
} |
|
&clean_up(); |
return; |
return; |
} |
} |
|
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sub output_sequence_statistics { |
sub output_sequence_statistics { |
my ($r) = @_; |
my ($r) = @_; |
my $c=$r->connection(); |
my $c=$r->connection(); |
$r->print('<h2>'.&mt('Sequence Statistics').'</h2>'); |
$r->print('<h2>'.&mt('Sequence Statistics'). |
$r->print('<table border="0"><tr><td bgcolor="#777777">'."\n". |
&Apache::loncommon::help_open_topic('Statistics_Sequence'). |
'<table border="0" cellpadding="3">'."\n". |
'</h2>'); |
'<tr bgcolor="#FFFFE6">'); |
$r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row()); |
$r->print(&sequence_html_header()); |
$r->print(&sequence_html_header()); |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
$r->print(&Apache::loncommon::end_data_table_header_row()); |
|
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
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&compute_sequence_statistics($seq); |
&compute_sequence_statistics($seq); |
$r->print(&sequence_html_output($seq)); |
$r->print(&sequence_html_output($seq)); |
} |
} |
$r->print('</table>'); |
$r->print(&Apache::loncommon::end_data_table()); |
$r->print('</table>'); |
|
$r->rflush(); |
$r->rflush(); |
return; |
return; |
} |
} |
Line 732 sub output_sequence_statistics {
|
Line 827 sub output_sequence_statistics {
|
sub output_html_by_sequence { |
sub output_html_by_sequence { |
my ($r) = @_; |
my ($r) = @_; |
my $c = $r->connection(); |
my $c = $r->connection(); |
$r->print(&html_preamble()); |
$r->print('<br>'.&html_preamble()); |
# |
# |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
$r->print("<h3>".$seq->compTitle."</h3>". |
$r->print("<h3>".$seq->{'title'}."</h3>". |
&Apache::loncommon::start_data_table(). |
'<table border="0"><tr><td bgcolor="#777777">'."\n". |
&Apache::loncommon::start_data_table_header_row(). |
'<table border="0" cellpadding="3">'."\n". |
&statistics_table_header('no container'). |
'<tr bgcolor="#FFFFE6">'. |
&Apache::loncommon::end_data_table_header_row()."\n"); |
&statistics_table_header('no container')."</tr>\n"); |
|
my @Data = &compute_statistics_on_sequence($seq); |
my @Data = &compute_statistics_on_sequence($seq); |
foreach my $data (@Data) { |
foreach my $data (@Data) { |
$r->print('<tr>'.&statistics_html_table_data($data, |
$r->print(&Apache::loncommon::start_data_table_row(). |
'no container'). |
&statistics_html_table_data($data,'no container'). |
"</tr>\n"); |
&Apache::loncommon::end_data_table_row()."\n"); |
} |
} |
$r->print('</table>'."\n".'</table>'."\n"); |
$r->print(&Apache::loncommon::end_data_table()."\n"); |
$r->rflush(); |
$r->rflush(); |
} |
} |
return; |
return; |
Line 758 sub output_html_stats {
|
Line 852 sub output_html_stats {
|
my ($r)=@_; |
my ($r)=@_; |
&compute_all_statistics($r); |
&compute_all_statistics($r); |
$r->print(&html_preamble()); |
$r->print(&html_preamble()); |
&sort_data($ENV{'form.sortby'}); |
&sort_data($env{'form.sortby'}); |
# |
# |
my $count=0; |
my $count=0; |
foreach my $data (@StatsArray) { |
foreach my $data (@StatsArray) { |
if ($count++ % 50 == 0) { |
if ($count++ % 50 == 0) { |
$r->print("</table>\n</table>\n"); |
$r->print(&Apache::loncommon::end_data_table()); |
$r->print('<table border="0"><tr><td bgcolor="#777777">'."\n". |
$r->print(&Apache::loncommon::start_data_table(). |
'<table border="0" cellpadding="3">'."\n". |
&Apache::loncommon::start_data_table_row(). |
'<tr bgcolor="#FFFFE6">'. |
&statistics_table_header(). |
'<tr bgcolor="#FFFFE6">'. |
&Apache::loncommon::end_data_table_row()); |
&statistics_table_header(). |
} |
"</tr>\n"); |
$r->print(&Apache::loncommon::start_data_table_row(). |
} |
&statistics_html_table_data($data). |
$r->print('<tr>'.&statistics_html_table_data($data)."</tr>\n"); |
&Apache::loncommon::end_data_table_row()); |
} |
} |
$r->print("</table>\n</table>\n"); |
$r->print(&Apache::loncommon::end_data_table_row()); |
return; |
return; |
} |
} |
|
|
sub html_preamble { |
sub html_preamble { |
my $Str=''; |
my $Str=''; |
$Str .= "<h2>". |
$Str .= "<h2>". |
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}. |
$env{'course.'.$env{'request.course.id'}.'.description'}. |
"</h2>\n"; |
"</h2>\n"; |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
if (defined($starttime) || defined($endtime)) { |
if (defined($starttime) || defined($endtime)) { |
Line 790 sub html_preamble {
|
Line 884 sub html_preamble {
|
&Apache::lonlocal::locallocaltime($endtime) |
&Apache::lonlocal::locallocaltime($endtime) |
).'</h3>'; |
).'</h3>'; |
} |
} |
$Str .= "<h3>".&mt('Compiled on [_1]', |
$Str .= "<p>".&mt('Compiled on [_1]', |
&Apache::lonlocal::locallocaltime(time))."</h3>"; |
&Apache::lonlocal::locallocaltime(time))."</p>"; |
return $Str; |
return $Str; |
} |
} |
|
|
Line 809 sub statistics_html_table_data {
|
Line 903 sub statistics_html_table_data {
|
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($options =~ /no $field->{'name'}/); |
next if ($options =~ /no $field->{'name'}/); |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
$row .= '<td bgcolor="'.$field->{'color'}.'"'; |
$row .= '<td style="background-color:'.$field->{'color'}.'"'; |
if (exists($field->{'align'})) { |
if (exists($field->{'align'})) { |
$row .= ' align="'.$field->{'align'}.'"'; |
$row .= ' align="'.$field->{'align'}.'"'; |
} |
} |
Line 817 sub statistics_html_table_data {
|
Line 911 sub statistics_html_table_data {
|
if (exists($field->{'special'}) && $field->{'special'} eq 'link') { |
if (exists($field->{'special'}) && $field->{'special'} eq 'link') { |
$row .= '<a href="'.$data->{$field->{'name'}.'.link'}.'">'; |
$row .= '<a href="'.$data->{$field->{'name'}.'.link'}.'">'; |
} |
} |
if (exists($field->{'format'})) { |
if (exists($field->{'format'}) && $data->{$field->{'name'}} !~ /[A-Z]/i) { |
$row .= sprintf($field->{'format'},$data->{$field->{'name'}}); |
$row .= sprintf($field->{'format'},$data->{$field->{'name'}}); |
} else { |
} else { |
$row .= $data->{$field->{'name'}}; |
$row .= $data->{$field->{'name'}}; |
Line 874 sub sequence_html_header {
|
Line 968 sub sequence_html_header {
|
|
|
sub sequence_html_output { |
sub sequence_html_output { |
my ($seq) = @_; |
my ($seq) = @_; |
my $data = $SeqStat{$seq->{'symb'}}; |
my $data = $SeqStat{$seq->symb}; |
my $row = '<tr>'; |
my $row = '<tr>'; |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
Line 904 sub sequence_html_output {
|
Line 998 sub sequence_html_output {
|
sub make_plot { |
sub make_plot { |
my ($r,$plot) = @_; |
my ($r,$plot) = @_; |
&compute_all_statistics($r); |
&compute_all_statistics($r); |
&sort_data($ENV{'form.sortby'}); |
&sort_data($env{'form.sortby'}); |
if ($plot eq 'degrees') { |
if ($plot eq 'degrees') { |
°rees_plot($r); |
°rees_plot($r); |
} elsif ($plot eq 'tries statistics') { |
} elsif ($plot eq 'tries statistics') { |
Line 921 sub make_single_stat_plot {
|
Line 1015 sub make_single_stat_plot {
|
my $title; my $yaxis; |
my $title; my $yaxis; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'name'} ne $datafield); |
next if ($field->{'name'} ne $datafield); |
$title = $field->{'long_title'}; |
$title = &mt($field->{'long_title'}); |
$yaxis = $field->{'title'}; |
$yaxis = &mt($field->{'title'}); |
last; |
last; |
} |
} |
if ($title eq '' || $yaxis eq '') { |
if ($title eq '' || $yaxis eq '') { |
# datafield is something we do not know enough about to plot |
# datafield is something we do not know enough about to plot |
$r->print('<h3>'. |
$r->print('<p class="LC_warning">'. |
&mt('Unable to plot the requested statistic.'). |
&mt('Unable to plot the requested statistic.'). |
'</h3>'); |
'</p>'); |
return; |
return; |
} |
} |
# |
# |
# Build up the data sets to plot |
# Build up the data sets to plot |
my @Labels; |
my @Labels; |
my @Data; |
my @Data; |
my $max = 1; |
my $max = 1; |
foreach my $data (@StatsArray) { |
foreach my $data (@StatsArray) { |
Line 956 sub make_single_stat_plot {
|
Line 1050 sub make_single_stat_plot {
|
} |
} |
# |
# |
$r->print("<p>".&Apache::loncommon::DrawBarGraph($title, |
$r->print("<p>".&Apache::loncommon::DrawBarGraph($title, |
'Problem Number', |
&mt('Problem Number'), |
$yaxis, |
$yaxis, |
$max, |
$max, |
undef, # colors |
undef, # colors |
Line 974 sub degrees_plot {
|
Line 1068 sub degrees_plot {
|
my $plot = ''; |
my $plot = ''; |
my $ymax = 0; |
my $ymax = 0; |
my $ymin = 0; |
my $ymin = 0; |
my @Disc; my @Diff; my @Labels; |
my @Disc; my @Diff; my @Labels; |
foreach my $data (@StatsArray) { |
foreach my $data (@StatsArray) { |
push(@Labels,$data->{'problem_num'}); |
push(@Labels,$data->{'problem_num'}); |
my $disc = $data->{'deg_of_disc'}; |
my $disc = $data->{'deg_of_disc'}; |
Line 1021 sub degrees_plot {
|
Line 1115 sub degrees_plot {
|
my $diffdata .= '<data>'.join(',',@Labels).'</data>'.$/. |
my $diffdata .= '<data>'.join(',',@Labels).'</data>'.$/. |
'<data>'.join(',',@Diff).'</data>'.$/; |
'<data>'.join(',',@Diff).'</data>'.$/; |
# |
# |
my $title = 'Degree of Discrimination\nand Degree of Difficulty'; |
my $title = &mt('Degree of Discrimination[_1]and Degree of Difficulty','\n'); |
if ($xmax > 50) { |
if ($xmax > 50) { |
$title = 'Degree of Discrimination and Degree of Difficulty'; |
$title = &mt('Degree of Discrimination and Degree of Difficulty'); |
} |
} |
|
my %lt = &Apache::lonlocal::texthash( |
|
'alttag' => 'Degree of Discrimination and Degree of Difficulty Plot', |
|
'xlabel' => 'Problem Number', |
|
); |
# |
# |
$plot=<<"END"; |
$plot=<<"END"; |
<gnuplot |
<gnuplot |
Line 1036 sub degrees_plot {
|
Line 1134 sub degrees_plot {
|
align="center" |
align="center" |
border="on" |
border="on" |
transparent="on" |
transparent="on" |
alttag="Degree of Discrimination and Degree of Difficulty Plot" |
alttag="$lt{'alttag'}" |
samples="100" |
samples="100" |
bgcolor="xffffff" |
bgcolor="xffffff" |
height="$height" |
height="$height" |
Line 1047 sub degrees_plot {
|
Line 1145 sub degrees_plot {
|
box="off" /> |
box="off" /> |
<title>$title</title> |
<title>$title</title> |
<axis xmin="0" ymin="$ymin" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<axis xmin="0" ymin="$ymin" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<xlabel>Problem Number</xlabel> |
<xlabel>$lt{'xlabel'}</xlabel> |
<curve |
<curve |
linestyle="linespoints" |
linestyle="linespoints" |
name="DoDisc" |
name="DoDisc" |
Line 1064 sub degrees_plot {
|
Line 1162 sub degrees_plot {
|
</curve> |
</curve> |
</gnuplot> |
</gnuplot> |
END |
END |
my $plotresult = |
my $plotresult = |
'<p>'.&Apache::lonxml::xmlparse($r,'web',$plot).'</p>'.$/; |
'<p>'.&Apache::lonxml::xmlparse($r,'web',$plot).'</p>'.$/; |
$r->print($plotresult); |
$r->print($plotresult); |
return; |
return; |
Line 1109 sub tries_data_plot {
|
Line 1207 sub tries_data_plot {
|
'<data>'.join(',',@Mean).'</data>'.$/. |
'<data>'.join(',',@Mean).'</data>'.$/. |
'<data>'.join(',',@STD).'</data>'.$/; |
'<data>'.join(',',@STD).'</data>'.$/; |
# |
# |
my $title = 'Mean and S.D. of Tries'; |
my $title = &mt('Mean and S.D. of Tries'); |
if ($xmax > 25) { |
if ($xmax > 30) { |
$title = 'Mean and Standard Deviation of Tries'; |
$title = &mt('Mean and Standard Deviation of Tries'); |
} |
} |
# |
# |
|
my %lt = &Apache::lonlocal::texthash( |
|
'alttag' => 'Mean and S.D of Tries Plot', |
|
'xlabel' => 'Problem Number', |
|
'ylabel' => 'Number of Tries', |
|
); |
$plot=<<"END"; |
$plot=<<"END"; |
<gnuplot |
<gnuplot |
texfont="10" |
texfont="10" |
Line 1124 sub tries_data_plot {
|
Line 1227 sub tries_data_plot {
|
align="center" |
align="center" |
border="on" |
border="on" |
transparent="on" |
transparent="on" |
alttag="Mean and S.D of Tries Plot" |
alttag="$lt{'alttag'}" |
samples="100" |
samples="100" |
bgcolor="xffffff" |
bgcolor="xffffff" |
height="$height" |
height="$height" |
width="$width"> |
width="$width"> |
<title>$title</title> |
<title>$title</title> |
<axis xmin="0" ymin="0" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<axis xmin="0" ymin="0" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<xlabel>Problem Number</xlabel> |
<xlabel>$lt{'xlabel'}</xlabel> |
<ylabel>Number of Tries</ylabel> |
<ylabel>$lt{'ylabel'}</ylabel> |
<curve |
<curve |
linestyle="yerrorbars" |
linestyle="yerrorbars" |
name="S.D. Tries" |
name="S.D. Tries" |
Line 1149 sub tries_data_plot {
|
Line 1252 sub tries_data_plot {
|
</curve> |
</curve> |
</gnuplot> |
</gnuplot> |
END |
END |
my $plotresult = |
my $plotresult = |
'<p>'.&Apache::lonxml::xmlparse($r,'web',$plot).'</p>'.$/; |
'<p>'.&Apache::lonxml::xmlparse($r,'web',$plot).'</p>'.$/; |
$r->print($plotresult); |
$r->print($plotresult); |
return; |
return; |
Line 1157 END
|
Line 1260 END
|
|
|
sub plot_dropdown { |
sub plot_dropdown { |
my $current = ''; |
my $current = ''; |
|
my $title; |
# |
# |
if (defined($ENV{'form.plot'})) { |
if (defined($env{'form.plot'})) { |
$current = $ENV{'form.plot'}; |
$current = $env{'form.plot'}; |
} |
} |
# |
# |
my @Additional_Plots = ( |
my @Additional_Plots = ( |
Line 1172 sub plot_dropdown {
|
Line 1276 sub plot_dropdown {
|
# |
# |
my $Str= "\n".'<select name="plot" size="1">'; |
my $Str= "\n".'<select name="plot" size="1">'; |
$Str .= '<option name="none"></option>'."\n"; |
$Str .= '<option name="none"></option>'."\n"; |
$Str .= '<option name="none2">none</option>'."\n"; |
$Str .= '<option name="none2">'.&mt('none').'</option>'."\n"; |
foreach my $field (@Additional_Plots,@Fields) { |
foreach my $field (@Additional_Plots,@Fields) { |
if (! exists($field->{'graphable'}) || |
if (! exists($field->{'graphable'}) || |
$field->{'graphable'} ne 'yes') { |
$field->{'graphable'} ne 'yes') { |
Line 1180 sub plot_dropdown {
|
Line 1284 sub plot_dropdown {
|
} |
} |
$Str .= '<option value="'.$field->{'name'}.'"'; |
$Str .= '<option value="'.$field->{'name'}.'"'; |
if ($field->{'name'} eq $current) { |
if ($field->{'name'} eq $current) { |
$Str .= ' selected '; |
$Str .= ' selected="selected"'; |
} |
} |
$Str.= '>'.&mt($field->{'title'}).'</option>'."\n"; |
$title = &mt($field->{'long_title'}); |
|
$title = &mt($field->{'title'}) if (!$title); |
|
$Str.= '>'.$title.'</option>'."\n"; |
} |
} |
$Str .= '</select>'."\n"; |
$Str .= '</select>'."\n"; |
return $Str; |
return $Str; |
Line 1203 sub Excel_output {
|
Line 1309 sub Excel_output {
|
&compute_all_statistics($r); |
&compute_all_statistics($r); |
my $c = $r->connection; |
my $c = $r->connection; |
return if ($c->aborted()); |
return if ($c->aborted()); |
|
# |
|
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
## |
## |
## Create the excel workbook |
## Create the excel workbook |
my $filename = '/prtspool/'. |
my ($excel_workbook,$filename,$format) = |
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. |
&Apache::loncommon::create_workbook($r); |
time.'_'.rand(1000000000).'.xls'; |
return if (! defined($excel_workbook)); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
|
# |
|
# Create sheet |
|
my $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
|
# |
|
# Check for errors |
|
if (! defined($excel_workbook)) { |
|
$r->log_error("Error creating excel spreadsheet $filename: $!"); |
|
$r->print(&mt("Problems creating new Excel file. ". |
|
"This error has been logged. ". |
|
"Please alert your LON-CAPA administrator.")); |
|
return 0; |
|
} |
|
# |
|
# The excel spreadsheet stores temporary data in files, then put them |
|
# together. If needed we should be able to disable this (memory only). |
|
# The temporary directory must be specified before calling 'addworksheet'. |
|
# File::Temp is used to determine the temporary directory. |
|
$excel_workbook->set_tempdir($Apache::lonnet::tmpdir); |
|
# |
# |
# Add a worksheet |
# Add a worksheet |
my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
my $sheetname = $env{'course.'.$env{'request.course.id'}.'.description'}; |
if (length($sheetname) > 31) { |
if (length($sheetname) > 31) { |
$sheetname = substr($sheetname,0,31); |
$sheetname = substr($sheetname,0,31); |
} |
} |
my $excel_sheet = $excel_workbook->addworksheet( |
my $excel_sheet = $excel_workbook->addworksheet( |
&Apache::loncommon::clean_excel_name($sheetname)); |
&Apache::loncommon::clean_excel_name($sheetname)); |
# |
|
my $format = &Apache::loncommon::define_excel_formats($excel_workbook); |
|
## |
## |
## Begin creating excel sheet |
## Begin creating excel sheet |
## |
## |
Line 1244 sub Excel_output {
|
Line 1331 sub Excel_output {
|
# |
# |
# Put the course description in the header |
# Put the course description in the header |
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}, |
$env{'course.'.$env{'request.course.id'}.'.description'}, |
$format->{'h1'}); |
$format->{'h1'}); |
$cols_output += 3; |
$cols_output += 3; |
# |
# |
# Put a description of the sections listed |
# Put a description of the sections listed |
my $sectionstring = ''; |
my $sectionstring = ''; |
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
&Apache::lonstathelpers::sections_description |
&Apache::lonstatistics::section_and_enrollment_description('plaintext'), |
(@Apache::lonstatistics::SelectedSections), |
|
$format->{'h3'}); |
$format->{'h3'}); |
$cols_output += scalar(@Apache::lonstatistics::SelectedSections); |
$cols_output += scalar(&Apache::lonstatistics::get_selected_sections()); |
|
$cols_output += scalar(&Apache::lonstatistics::get_selected_groups()); |
# |
# |
# Time restrictions |
# Time restrictions |
my $time_string; |
my $time_string; |
Line 1279 sub Excel_output {
|
Line 1366 sub Excel_output {
|
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
'Compiled on '.localtime(time)); |
'Compiled on '.localtime(time)); |
# |
# |
$rows_output++; |
$rows_output++; |
$cols_output=0; |
$cols_output=0; |
## |
## |
## Sequence Statistics |
## Sequence Statistics |
## |
## |
&write_headers($excel_sheet,$format,\$rows_output,\$cols_output, |
&write_headers($excel_sheet,$format,\$rows_output,\$cols_output, |
\@SeqFields); |
\@SeqFields); |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
next if ($seq->{'num_assess'} < 1); |
my $data = $SeqStat{$seq->symb}; |
my $data = $SeqStat{$seq->{'symb'}}; |
|
$cols_output=0; |
$cols_output=0; |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
Line 1362 sub write_headers {
|
Line 1448 sub write_headers {
|
foreach my $field (@{$Fields}) { |
foreach my $field (@{$Fields}) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'name'} eq 'problem_num'); |
next if ($field->{'name'} eq 'problem_num'); |
# Use english for excel as I am not sure how well excel handles |
# Use english for excel as I am not sure how well excel handles |
# other character sets.... |
# other character sets.... |
$excel_sheet->write($$rows_output,$$cols_output, |
$excel_sheet->write($$rows_output,$$cols_output, |
$field->{'title'}, |
$field->{'title'}, |
Line 1384 sub write_headers {
|
Line 1470 sub write_headers {
|
sub compute_statistics_on_sequence { |
sub compute_statistics_on_sequence { |
my ($seq) = @_; |
my ($seq) = @_; |
my @Data; |
my @Data; |
foreach my $res (@{$seq->{'contents'}}) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
next if ($res->{'type'} ne 'assessment'); |
foreach my $part (@{$res->parts}) { |
foreach my $part (@{$res->{'parts'}}) { |
next if (($res->is_survey($part)) || ($res->is_anonsurvey($part))) ; |
# |
# |
# This is where all the work happens |
# This is where all the work happens |
my $data = &get_statistics($seq,$res,$part,scalar(@StatsArray)+1); |
my $data = &get_statistics($seq,$res,$part,scalar(@StatsArray)+1); |
Line 1404 sub compute_all_statistics {
|
Line 1490 sub compute_all_statistics {
|
return; |
return; |
} |
} |
my $c = $r->connection; |
my $c = $r->connection; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
|
&compute_sequence_statistics($seq); |
&compute_sequence_statistics($seq); |
&compute_statistics_on_sequence($seq); |
&compute_statistics_on_sequence($seq); |
} |
} |
Line 1476 sub sort_data {
|
Line 1561 sub sort_data {
|
|
|
=item &get_statistics() |
=item &get_statistics() |
|
|
Wrapper routine from the call to loncoursedata::get_problem_statistics. |
Wrapper routine from the call to loncoursedata::get_problem_statistics. |
Calls lonstathelpers::get_time_limits() to limit the data set by time |
Calls lonstathelpers::get_time_limits() to limit the data set by time |
and &compute_discrimination_factor |
and &compute_discrimination_factor |
|
|
Inputs: $sequence, $resource, $part, $problem_num |
Inputs: $sequence, $resource, $part, $problem_num |
|
|
Returns: Hash reference with statistics data from |
Returns: Hash reference with statistics data from |
loncoursedata::get_problem_statistics. |
loncoursedata::get_problem_statistics. |
|
|
=cut |
=cut |
Line 1493 sub get_statistics {
|
Line 1578 sub get_statistics {
|
my ($sequence,$resource,$part,$problem_num) = @_; |
my ($sequence,$resource,$part,$problem_num) = @_; |
# |
# |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my $symb = $resource->{'symb'}; |
my $symb = $resource->symb; |
my $courseid = $ENV{'request.course.id'}; |
my $courseid = $env{'request.course.id'}; |
# |
# |
my $data = &Apache::loncoursedata::get_problem_statistics |
my $data = &Apache::loncoursedata::get_problem_statistics |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
$symb,$part,$courseid,$starttime,$endtime); |
$symb,$part,$courseid,$starttime,$endtime); |
$data->{'symb'} = $symb; |
$data->{'symb'} = $symb; |
$data->{'part'} = $part; |
$data->{'part'} = $part; |
$data->{'problem_num'} = $problem_num; |
$data->{'problem_num'} = $problem_num; |
$data->{'container'} = $sequence->{'title'}; |
$data->{'container'} = $sequence->compTitle; |
$data->{'title'} = $resource->{'title'}; |
$data->{'title'} = $resource->compTitle; |
$data->{'title.link'} = $resource->{'src'}.'?symb='. |
$data->{'title.link'} = $resource->src.'?symb='. |
&Apache::lonnet::escape($resource->{'symb'}); |
&escape($resource->symb); |
# |
# |
if ($SelectedFields{'deg_of_disc'}) { |
if ($SelectedFields{'deg_of_disc'}) { |
$data->{'deg_of_disc'} = |
$data->{'deg_of_disc'} = |
&compute_discrimination_factor($resource,$part,$sequence); |
&compute_discrimination_factor($resource,$part,$sequence); |
} |
} |
# |
# |
# Store in metadata if computations were done for all students |
# Store in metadata if computations were done for all students |
if ($data->{'num_students'} > 1) { |
if ($data->{'num_students'} > 1) { |
my @Sections = @Apache::lonstatistics::SelectedSections; |
my @Sections = &Apache::lonstatistics::get_selected_sections(); |
my $sections = '"'.join(' ',@Sections).'"'; |
my $sections = '"'.join(' ',@Sections).'"'; |
$sections =~ s/&+/_/g; # Ensure no special characters |
$sections =~ s/&+/_/g; # Ensure no special characters |
$data->{'sections'}=$sections; |
$data->{'sections'}=$sections; |
$data->{'course'} = $ENV{'request.course.id'}; |
$data->{'course'} = $env{'request.course.id'}; |
my $urlres=(&Apache::lonnet::decode_symb($resource->{'symb'}))[2]; |
my $urlres=(&Apache::lonnet::decode_symb($resource->symb))[2]; |
$data->{'urlres'}=$urlres; |
my %storestats = |
my %storestats = |
|
&LONCAPA::lonmetadata::dynamic_metadata_storage($data); |
&LONCAPA::lonmetadata::dynamic_metadata_storage($data); |
my ($dom,$user) = $urlres=~/^(\w+)\/(\w+)/; |
my ($dom,$user) = ($urlres=~m{^($LONCAPA::domain_re)/($LONCAPA::username_re)}); |
&Apache::lonnet::put('nohist_resevaldata',\%storestats,$dom,$user); |
&Apache::lonnet::put('nohist_resevaldata',\%storestats,$dom,$user); |
} |
} |
# |
# |
|
$data->{'tries_per_correct'} = $data->{'tries'} / |
|
($data->{'num_solved'}+0.1); |
|
# |
# Get the due date for research purposes (commented out most of the time) |
# Get the due date for research purposes (commented out most of the time) |
# $data->{'duedate'} = |
# my $duedate = &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb);; |
# &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb); |
# my $opendate = &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
# $data->{'opendate'} = |
# my $maxtries = &Apache::lonnet::EXT('resource.'.$part.'.maxtries',$symb); |
# &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
# my $hinttries = &Apache::lonnet::EXT('resource.'.$part.'.hinttries',$symb); |
|
my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',$symb); |
|
$data->{'weight'} = $weight; |
|
# $data->{'duedate'} = $duedate; |
|
# $data->{'opendate'} = $opendate; |
|
# $data->{'maxtries'} = $maxtries; |
|
# $data->{'hinttries'} = $hinttries; |
# $data->{'resptypes'} = join(',',@{$resource->{'partdata'}->{$part}->{'ResponseTypes'}}); |
# $data->{'resptypes'} = join(',',@{$resource->{'partdata'}->{$part}->{'ResponseTypes'}}); |
return $data; |
return $data; |
} |
} |
Line 1553 Returns: integer between -1 and 1
|
Line 1647 Returns: integer between -1 and 1
|
############################################### |
############################################### |
############################################### |
############################################### |
sub compute_discrimination_factor { |
sub compute_discrimination_factor { |
my ($resource,$part,$sequence) = @_; |
my ($resource,$part,$seq) = @_; |
|
my $symb = $resource->symb; |
my @Resources; |
my @Resources; |
foreach my $res (@{$sequence->{'contents'}}) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)){ |
next if ($res->{'symb'} eq $resource->{'symb'}); |
next if ($res->symb eq $symb); |
push (@Resources,$res->{'symb'}); |
push (@Resources,$res->symb); |
} |
} |
# |
# |
# rank |
# rank |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my $ranking = |
my $ranking = |
&Apache::loncoursedata::rank_students_by_scores_on_resources |
&Apache::loncoursedata::rank_students_by_scores_on_resources |
(\@Resources, |
(\@Resources, |
\@Apache::lonstatistics::SelectedSections, |
[&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status,undef, |
$Apache::lonstatistics::enrollment_status,undef, |
$starttime,$endtime); |
$starttime,$endtime, $symb); |
# |
# |
# compute their percent scores on the problems in the sequence, |
# compute their percent scores on the problems in the sequence, |
my $number_to_grab = int(scalar(@{$ranking})/4); |
my $number_to_grab = int(scalar(@{$ranking})/4); |
my $num_students = scalar(@{$ranking}); |
my $num_students = scalar(@{$ranking}); |
my @BottomSet = map { $_->[&Apache::loncoursedata::RNK_student()]; |
my @BottomSet = map { $_->[&Apache::loncoursedata::RNK_student()]; |
} @{$ranking}[0..$number_to_grab]; |
} @{$ranking}[0..$number_to_grab]; |
my @TopSet = |
my @TopSet = |
map { |
map { |
$_->[&Apache::loncoursedata::RNK_student()]; |
$_->[&Apache::loncoursedata::RNK_student()]; |
} @{$ranking}[($num_students-$number_to_grab)..($num_students-1)]; |
} @{$ranking}[-$number_to_grab..0]; |
my ($bottom_sum,$bottom_max) = |
if (! @BottomSet || (@BottomSet == 1 && $BottomSet[0] eq '') || |
&Apache::loncoursedata::get_sum_of_scores($resource,$part,\@BottomSet, |
! @TopSet || (@TopSet == 1 && $TopSet[0] eq '')) { |
|
return 'nan'; |
|
} |
|
my ($bottom_sum,$bottom_max) = |
|
&Apache::loncoursedata::get_sum_of_scores($symb,$part,\@BottomSet, |
undef,$starttime,$endtime); |
undef,$starttime,$endtime); |
my ($top_sum,$top_max) = |
my ($top_sum,$top_max) = |
&Apache::loncoursedata::get_sum_of_scores($resource,$part,\@TopSet, |
&Apache::loncoursedata::get_sum_of_scores($symb,$part,\@TopSet, |
undef,$starttime,$endtime); |
undef,$starttime,$endtime); |
my $deg_of_disc; |
my $deg_of_disc; |
if ($top_max == 0 || $bottom_max==0) { |
if ($top_max == 0 || $bottom_max==0) { |
Line 1604 sub compute_discrimination_factor {
|
Line 1704 sub compute_discrimination_factor {
|
## |
## |
## K=the number of items in your test |
## K=the number of items in your test |
## M=the mean score on the test |
## M=the mean score on the test |
## s=the standard deviation of the scores on your test |
## s=the standard deviation of the scores on your test |
## |
## |
## then: |
## then: |
## |
## |
## KR-21 rk= [K/(K-1)] * [1- (M*(K-M))/(K*s^2))] |
## KR-21 rk= [K/(K-1)] * [1- (M*(K-M))/(K*s^2))] |
## |
## |
############################################### |
############################################### |
############################################### |
############################################### |
sub compute_sequence_statistics { |
sub compute_sequence_statistics { |
my ($seq) = @_; |
my ($seq) = @_; |
my $symb = $seq->{'symb'}; |
my $symb = $seq->symb; |
my @Resources; |
my @Resources; |
foreach my $res (@{$seq->{'contents'}}) { |
my $part_count; |
next if ($res->{'type'} ne 'assessment'); |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
push (@Resources,$res->{'symb'}); |
push (@Resources,$res->symb); |
|
$part_count += scalar(@{$res->parts}); |
} |
} |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
# |
# |
# First compute statistics based on student scores |
# First compute statistics based on student scores |
my ($smin,$smax,$sMean,$sSTD,$scount,$sMAX) = |
my ($smin,$smax,$sMean,$sSTD,$scount,$sMAX) = |
&Apache::loncoursedata::score_stats |
&Apache::loncoursedata::score_stats |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
\@Resources,$starttime,$endtime,undef); |
\@Resources,$starttime,$endtime,undef); |
$SeqStat{$symb}->{'title'} = $seq->{'title'}; |
$SeqStat{$symb}->{'title'} = $seq->compTitle; |
$SeqStat{$symb}->{'scoremax'} = $smax; |
$SeqStat{$symb}->{'scoremax'} = $smax; |
$SeqStat{$symb}->{'scoremin'} = $smin; |
$SeqStat{$symb}->{'scoremin'} = $smin; |
$SeqStat{$symb}->{'scoremean'} = $sMean; |
$SeqStat{$symb}->{'scoremean'} = $sMean; |
Line 1637 sub compute_sequence_statistics {
|
Line 1739 sub compute_sequence_statistics {
|
$SeqStat{$symb}->{'max_possible'} = $sMAX; |
$SeqStat{$symb}->{'max_possible'} = $sMAX; |
# |
# |
# Compute statistics based on the number of correct problems |
# Compute statistics based on the number of correct problems |
# 'correct' is taken to mean |
# 'correct' is taken to mean |
my ($cmin,$cmax,$cMean,$cSTD,$ccount)= |
my ($cmin,$cmax,$cMean,$cSTD,$ccount)= |
&Apache::loncoursedata::count_stats |
&Apache::loncoursedata::count_stats |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
\@Resources,$starttime,$endtime,undef); |
\@Resources,$starttime,$endtime,undef); |
my $K = $seq->{'num_assess_parts'}; |
my $K = $part_count; |
my $kr_21; |
my $kr_21; |
if ($K > 1 && $cSTD > 0) { |
if ($K > 1 && $cSTD > 0) { |
$kr_21 = ($K/($K-1)) * (1 - $cMean*($K-$cMean)/($K*$cSTD**2)); |
$kr_21 = ($K/($K-1)) * (1 - $cMean*($K-$cMean)/($K*$cSTD**2)); |