version 1.112, 2005/02/22 04:32:46
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version 1.118, 2005/03/14 20:28:22
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Line 97 sub BuildProblemAnalysisPage {
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Line 97 sub BuildProblemAnalysisPage {
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$r->print($html.(' 'x5)); |
$r->print($html.(' 'x5)); |
} |
} |
# |
# |
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$r->print(&Apache::lonstathelpers::submission_report_form |
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('problem_analysis')); |
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# |
$r->print('<hr />'); |
$r->print('<hr />'); |
$r->rflush(); |
$r->rflush(); |
# |
# |
Line 104 sub BuildProblemAnalysisPage {
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Line 107 sub BuildProblemAnalysisPage {
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my $current_problem = &Apache::lonstathelpers::get_target_from_id |
my $current_problem = &Apache::lonstathelpers::get_target_from_id |
($ENV{'form.problemchoice'}); |
($ENV{'form.problemchoice'}); |
# |
# |
my ($prev,$curr,$next) = |
my ($navmap,$prev,$curr,$next) = |
&Apache::lonstathelpers::get_prev_curr_next($current_problem, |
&Apache::lonstathelpers::get_prev_curr_next($current_problem, |
$problem_types, |
$problem_types, |
'response', |
'response', |
Line 127 sub BuildProblemAnalysisPage {
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Line 130 sub BuildProblemAnalysisPage {
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$r->print('resource is undefined'); |
$r->print('resource is undefined'); |
} else { |
} else { |
my $resource = $current_problem->{'resource'}; |
my $resource = $current_problem->{'resource'}; |
$r->print('<h1>'.$resource->{'title'}.'</h1>'); |
$r->print('<h1>'.$resource->compTitle.'</h1>'); |
$r->print('<h3>'.$resource->{'src'}.'</h3>'); |
$r->print('<h3>'.$resource->src.'</h3>'); |
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$r->print('<h4>'.&Apache::lonstatistics::section_and_enrollment_description().'</h4>'); |
if ($ENV{'form.show_prob'} eq 'true') { |
if ($ENV{'form.show_prob'} eq 'true') { |
$r->print(&Apache::lonstathelpers::render_resource($resource)); |
$r->print(&Apache::lonstathelpers::render_resource($resource)); |
} |
} |
$r->rflush(); |
$r->rflush(); |
my %Data = &Apache::lonstathelpers::get_problem_data |
my %Data = &Apache::lonstathelpers::get_problem_data |
($resource->{'src'}); |
($resource->src); |
my $problem_data = $Data{$current_problem->{'part'}. |
my $problem_data = $Data{$current_problem->{'part'}. |
'.'. |
'.'. |
$current_problem->{'respid'}}; |
$current_problem->{'respid'}}; |
Line 159 sub BuildProblemAnalysisPage {
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Line 163 sub BuildProblemAnalysisPage {
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&mt('Analyze Problem').'" />'); |
&mt('Analyze Problem').'" />'); |
$r->print(' 'x5); |
$r->print(' 'x5); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
$r->print(&Apache::lonstathelpers::ProblemSelector |
$r->print(&Apache::lonstathelpers::problem_selector($problem_types)); |
($problem_types)); |
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} |
} |
} |
} |
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Line 184 sub numerical_response_analysis {
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Line 187 sub numerical_response_analysis {
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$problem->{'respid'}); |
$problem->{'respid'}); |
# Gather student data |
# Gather student data |
my $response_data = &Apache::loncoursedata::get_response_data |
my $response_data = &Apache::loncoursedata::get_response_data |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
$resource->{'symb'},$respid); |
$resource->symb,$respid); |
# |
# |
$problem_analysis->{'answercomputed'} = 1; |
$problem_analysis->{'answercomputed'} = 1; |
if ($problem_analysis->{'answercomputed'}) { |
if ($problem_analysis->{'answercomputed'}) { |
Line 303 sub numerical_plot_percent {
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Line 306 sub numerical_plot_percent {
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# |
# |
my $total = $stats->{'submission_count'}; |
my $total = $stats->{'submission_count'}; |
return '' if ($total == 0); |
return '' if ($total == 0); |
my $min_bin_size = $stats->{'min_abs'}; |
my $max_bins = 50; |
my $low_bin = $stats->{'lowest_ans'}-$stats->{'max_bin_size'}; |
my $lowest_percent = $stats->{'min_percent'}; |
my $high_bin = $stats->{'highest_ans'}+$stats->{'max_bin_size'}; |
my $highest_percent = $stats->{'max_percent'}; |
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my $percent_spread = $highest_percent - $lowest_percent; |
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foreach (qw/20 30 40 50 100 200/) { |
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if ($percent_spread < $_) { |
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$highest_percent =$_/2; |
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last; |
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} |
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} |
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my $bin_size = 1; |
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foreach (qw/0.01 0.05 0.1 0.5 1 2 5 10 20 25 50 100/) { |
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if ($lowest_percent/2 < $_){ |
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$bin_size = $_; |
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last; |
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} |
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} |
my @bins; |
my @bins; |
for (my $num = $low_bin;$num <= $high_bin;$num+=($min_bin_size/2)) { |
for (my $bin = -$highest_percent;$bin<0;$bin+=$bin_size) { |
push(@bins,$num); |
push (@bins,$bin); |
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} |
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for (my $bin = 0; $bin<$highest_percent;$bin+=$bin_size) { |
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push (@bins,$bin); |
} |
} |
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push(@bins,$highest_percent); |
# |
# |
my @correct; |
my @correct; |
my @incorrect; |
my @incorrect; |
Line 317 sub numerical_plot_percent {
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Line 338 sub numerical_plot_percent {
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while (my ($ans,$submissions) = each(%$responses)) { |
while (my ($ans,$submissions) = each(%$responses)) { |
while (my ($submission,$counts) = each(%$submissions)) { |
while (my ($submission,$counts) = each(%$submissions)) { |
my ($correct_count,$incorrect_count) = @$counts; |
my ($correct_count,$incorrect_count) = @$counts; |
my $scaled_value = abs(($submission-$ans)/$ans); |
my $scaled_value = 100*($submission-$ans)/abs($ans); |
my $bin=0; |
if ($scaled_value < $bins[0]) { |
for ($bin=0;$bin<$#bins;$bin++) { # not <= for a reason |
$bins[0]=$scaled_value -1; |
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} |
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my $bin; |
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for ($bin=0;$bin<$#bins;$bin++) { |
last if ($bins[$bin]>$scaled_value); |
last if ($bins[$bin]>$scaled_value); |
} |
} |
$correct[$bin]+=$correct_count; |
$correct[$bin-1]+=$correct_count; |
$incorrect[$bin]+=$incorrect_count; |
$incorrect[$bin-1]+=$incorrect_count; |
$count[$bin]+=$correct_count+$incorrect_count; |
$count[$bin-1]+=$correct_count+$incorrect_count; |
} |
} |
} |
} |
# |
# |
# Skip empty bins |
my @plot_correct = @correct; |
my (@plot_correct,@plot_incorrect,@new_bins,@new_count); |
my @plot_incorrect = @incorrect; |
my $min_skip = 2; |
my $max; |
for (my $i=0;$i<=$#bins;$i++) { |
for (my $i=0;$i<$#bins;$i++) { |
my $sum=0; |
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for (my $j=-$min_skip;$j<=$min_skip && $i+$j<=$#bins;$j++) { |
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$sum += $correct[$i+$j] + $incorrect[$i+$j]; |
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} |
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if ($sum) { |
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push(@new_bins,$bins[$i]); |
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push(@plot_correct,$correct[$i]); |
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push(@plot_incorrect,$incorrect[$i]); |
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push(@new_count,$correct[$i]+$incorrect[$i]); |
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} |
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} |
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@correct = @plot_correct; |
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@incorrect = @plot_incorrect; |
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@count = @new_count; |
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@bins = @new_bins; |
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for (my $i=0;$i<=$#bins;$i++) { |
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$plot_correct[$i] *= 100/$total; |
$plot_correct[$i] *= 100/$total; |
$plot_incorrect[$i] *= 100/$total; |
$plot_incorrect[$i] *= 100/$total; |
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if (! defined($max) || |
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$max < $plot_correct[$i]+$plot_incorrect[$i] ) { |
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$max = $plot_correct[$i]+$plot_incorrect[$i]; |
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} |
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} |
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foreach (qw/1 5 10 15 20 25 30 40 50 75 100/) { |
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if ($max <$_) { $max = $_; last; } |
} |
} |
# |
# |
my $title = &mt('Distribution by Percent'); |
my $title = &mt('Percent Difference'); |
my @labels = (1..scalar(@bins)); |
my @labels = (1..scalar(@bins)-1); |
my $graph = &Apache::loncommon::DrawBarGraph |
my $graph = &Apache::loncommon::DrawBarGraph |
($title,'Percent difference from correct','Number of answers', |
($title,'Percent Difference from Correct','Percent of Answers', |
100,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect, |
$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect, |
{xskip=>1}); |
{xskip=>1}); |
# |
# |
my $table = $graph.$/. |
my $table = $graph.$/. |
Line 369 sub numerical_plot_differences {
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Line 384 sub numerical_plot_differences {
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# |
# |
my $total = $stats->{'submission_count'}; |
my $total = $stats->{'submission_count'}; |
return '' if ($total == 0); |
return '' if ($total == 0); |
# |
my $max_bins = 21; |
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my $min_bin_size = $stats->{'min_abs'}; |
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my $low_bin = $stats->{'lowest_ans'}-$stats->{'max_bin_size'}; |
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my $high_bin = $stats->{'highest_ans'}+$stats->{'max_bin_size'}; |
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if ($high_bin > 0 && $low_bin > -$high_bin) { |
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$low_bin = -$high_bin; |
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} elsif ($low_bin < 0 && $high_bin < -$low_bin) { |
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$high_bin = -$low_bin; |
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} |
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if (($high_bin -$low_bin)/$min_bin_size * 2 > $max_bins) { |
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$min_bin_size = abs($high_bin - $low_bin) / $max_bins * 2; |
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} |
my @bins; |
my @bins; |
my @labels; |
for (my $num = $low_bin;$num <= $high_bin;$num+=($min_bin_size/2)) { |
# Hmmmm, should switch to absolute difference |
push(@bins,$num); |
for (my $i=1;$i<=20;$i++) { |
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push(@bins,$i/2); |
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push(@labels,$i); |
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} |
} |
# |
# |
my @correct; |
my @correct; |
my @incorrect; |
my @incorrect; |
my @count; |
my @count; |
while (my ($ans,$submissions) = each(%$responses)) { |
while (my ($ans,$submissions) = each(%$responses)) { |
next if ($ans =~ /^_/); |
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while (my ($submission,$counts) = each(%$submissions)) { |
while (my ($submission,$counts) = each(%$submissions)) { |
my ($correct_count,$incorrect_count) = @$counts; |
my ($correct_count,$incorrect_count) = @$counts; |
my $value = abs($submission-$ans); |
my $scaled_value = $submission-$ans; |
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if ($scaled_value < $bins[0]) { |
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$bins[0]=$scaled_value-1; |
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} |
my $bin=0; |
my $bin=0; |
for ($bin=0;$bin<$#bins;$bin++) { # not <= for a reason |
for ($bin=0;$bin<$#bins;$bin++) { |
last if ($bins[$bin]>$value); |
last if ($bins[$bin]>$scaled_value); |
} |
} |
$correct[$bin]+=$correct_count; |
$correct[$bin-1]+=$correct_count; |
$incorrect[$bin]+=$incorrect_count; |
$incorrect[$bin-1]+=$incorrect_count; |
$count[$bin]+=$correct_count+$incorrect_count; |
$count[$bin-1]+=$correct_count+$incorrect_count; |
} |
} |
} |
} |
# |
my @plot_correct = @correct; |
my @plot_correct; |
my @plot_incorrect = @incorrect; |
my @plot_incorrect; |
my $max; |
for (my $i=0;$i<=$#bins;$i++) { |
for (my $i=0;$i<=$#bins;$i++) { |
$plot_correct[$i] = $correct[$i]*100/$total; |
$plot_correct[$i] *= 100/$total; |
$plot_incorrect[$i] = $incorrect[$i]*100/$total; |
$plot_incorrect[$i] *= 100/$total; |
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if (! defined($max) || |
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$max < $plot_correct[$i]+$plot_incorrect[$i] ) { |
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$max = $plot_correct[$i]+$plot_incorrect[$i]; |
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} |
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} |
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foreach (qw/1 5 10 15 20 25 30 40 50 75 100/) { |
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if ($max <$_) { $max = $_; last; } |
} |
} |
my $title = &mt('Distribution by Magnitude'); |
# |
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my $title = &mt('Difference between submission and correct'); |
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my @labels = (1..scalar(@bins)-1); |
my $graph = &Apache::loncommon::DrawBarGraph |
my $graph = &Apache::loncommon::DrawBarGraph |
($title,'magnitude difference from correct','Number of answers', |
($title,'Difference from Correct','Percent of Answers', |
100,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect, |
$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect, |
{xskip=>1}); |
{xskip=>1}); |
# |
# |
my $table = $graph.$/. |
my $table = $graph.$/. |
Line 482 sub numerical_classify_responses {
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Line 516 sub numerical_classify_responses {
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&capa::caparesponse_get_real_response($myunit, |
&capa::caparesponse_get_real_response($myunit, |
$mysub, |
$mysub, |
\$scaled); |
\$scaled); |
&Apache::lonnet::logthis('scaled = '.$scaled.' result ='.$result); |
# &Apache::lonnet::logthis('scaled = '.$scaled.' result ='.$result); |
next if (! defined($scaled)); |
next if (! defined($scaled)); |
# next if ($result ne '6'); |
# next if ($result ne '6'); |
my $submission = $scaled; |
my $submission = $scaled; |
Line 528 sub numerical_bin_table {
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Line 562 sub numerical_bin_table {
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'<th>'.&mt('Correct').'</th>'. |
'<th>'.&mt('Correct').'</th>'. |
'<th>'.&mt('Count').'</th>'. |
'<th>'.&mt('Count').'</th>'. |
'</tr>'.$/; |
'</tr>'.$/; |
for (my $i=0;$i<scalar(@{$bins});$i++) { |
for (my $i=0;$i<scalar(@{$bins}-1);$i++) { |
my $lownum; |
my $lownum = $bins->[$i]; |
if ($i == 0) { |
if ($i == 0) { $lownum = '-∞'; } |
$lownum = 0; |
my $highnum = $bins->[$i+1]; |
} else { |
if ($i == scalar(@{$bins})-2) { $highnum = '∞'; } |
$lownum = $bins->[$i-1]; |
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} |
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my $highnum = $bins->[$i]; |
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$table .= |
$table .= |
'<tr>'. |
'<tr>'. |
'<td>'.$labels->[$i].'</td>'. |
'<td>'.$labels->[$i].'</td>'. |
Line 735 sub radio_response_analysis {
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Line 766 sub radio_response_analysis {
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$analysis_html .= $table; |
$analysis_html .= $table; |
# Gather student data |
# Gather student data |
my $response_data = &Apache::loncoursedata::get_response_data |
my $response_data = &Apache::loncoursedata::get_response_data |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
$resource->{'symb'},$respid); |
$resource->symb,$respid); |
my $correct; # either a hash reference or a scalar |
my $correct; # either a hash reference or a scalar |
if ($problem_analysis->{'answercomputed'} || scalar(@$concepts) > 1) { |
if ($problem_analysis->{'answercomputed'} || scalar(@$concepts) > 1) { |
# This takes a while for large classes... |
# This takes a while for large classes... |
Line 1142 sub OptionResponseAnalysis {
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Line 1173 sub OptionResponseAnalysis {
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$problem->{'respid'}); |
$problem->{'respid'}); |
# Note: part data is not needed. |
# Note: part data is not needed. |
my $PerformanceData = &Apache::loncoursedata::get_response_data |
my $PerformanceData = &Apache::loncoursedata::get_response_data |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
$resource->{'symb'},$respid); |
$resource->symb,$respid); |
if (! defined($PerformanceData) || |
if (! defined($PerformanceData) || |
ref($PerformanceData) ne 'ARRAY' ) { |
ref($PerformanceData) ne 'ARRAY' ) { |
$r->print('<h2>'. |
$r->print('<h2>'. |
Line 1278 sub OR_tries_analysis {
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Line 1309 sub OR_tries_analysis {
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# Create Foil Plots |
# Create Foil Plots |
my $data_count = $response_data{'_total'}->[$try]; |
my $data_count = $response_data{'_total'}->[$try]; |
my $correct = $response_data{'_correct'}->[$try]; |
my $correct = $response_data{'_correct'}->[$try]; |
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if (! defined($correct)) { $correct = 0; } |
my @Datasets; |
my @Datasets; |
foreach my $option ('_correct',@{$ORdata->{'_Options'}}) { |
foreach my $option ('_correct',@{$ORdata->{'_Options'}}) { |
next if (! exists($foil_plot[$try]->{$option})); |
next if (! exists($foil_plot[$try]->{$option})); |
Line 1783 sub CreateInterface {
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Line 1815 sub CreateInterface {
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$Str .= '<tr>'; |
$Str .= '<tr>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
# $Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
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$Str .= '<td align="center"> </td>'; |
$Str .= '<td align="center"> </td>'; |
$Str .= '</tr>'."\n"; |
$Str .= '</tr>'."\n"; |
## |
## |
Line 1796 sub CreateInterface {
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Line 1827 sub CreateInterface {
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$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</td>'; |
$Str .= '</td>'; |
# |
# |
# $Str .= '<td align="center">'; |
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my $only_seq_with_assessments = sub { |
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my $s=shift; |
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if ($s->{'num_assess'} < 1) { |
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return 0; |
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} else { |
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return 1; |
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} |
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}; |
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&Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
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$only_seq_with_assessments); |
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## |
## |
## |
## |
$Str .= '<td>'; |
$Str .= '<td>'; |