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Diff for /loncom/interface/statistics/lonproblemanalysis.pm between versions 1.121 and 1.125

version 1.121, 2005/04/19 13:59:34 version 1.125, 2006/05/01 19:29:13
Line 97  sub BuildProblemAnalysisPage { Line 97  sub BuildProblemAnalysisPage {
             $r->print($html.(' 'x5));              $r->print($html.(' 'x5));
         }          }
         #          #
         $r->print(&Apache::lonstathelpers::submission_report_form  
                                                       ('problem_analysis'));          # This is commented out pending actual implementation of 
           # CSV and Excel output.
           #$r->print(&Apache::lonstathelpers::submission_report_form
           #                                              ('problem_analysis'));
         #          #
         $r->print('<hr />');          $r->print('<hr />');
         $r->rflush();          $r->rflush();
Line 341  sub numerical_plot_percent { Line 344  sub numerical_plot_percent {
     while (my ($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 $scaled_value = 100*($submission-$ans)/abs($ans);      my $scaled_value = 
    ($ans) ? 100*($submission-$ans)/abs($ans)
          : 0;
             if ($scaled_value < $bins[0]) {              if ($scaled_value < $bins[0]) {
                 $bins[0]=$scaled_value -1;                  $bins[0]=$scaled_value -1;
             }              }
Line 396  sub numerical_plot_differences { Line 401  sub numerical_plot_differences {
     } elsif ($low_bin < 0 && $high_bin < -$low_bin) {      } elsif ($low_bin < 0 && $high_bin < -$low_bin) {
         $high_bin = -$low_bin;          $high_bin = -$low_bin;
     }      }
     if (($high_bin -$low_bin)/$min_bin_size * 2 > $max_bins) {      if (!$min_bin_size ||
           ($high_bin -$low_bin)/$min_bin_size * 2 > $max_bins) {
         $min_bin_size = abs($high_bin - $low_bin) / $max_bins * 2;          $min_bin_size = abs($high_bin - $low_bin) / $max_bins * 2;
     }      }
     my @bins;      my @bins;
Line 1817  sub CreateInterface { Line 1823  sub CreateInterface {
     ##      ##
     ## Build the menu      ## Build the menu
     my $Str = '';      my $Str = '';
     $Str .= &Apache::lonhtmlcommon::breadcrumbs      $Str .= &Apache::lonhtmlcommon::breadcrumbs('Detailed Problem Analysis');
         (undef,'Detailed Problem Analysis');  
     $Str .= '<table cellspacing="5">'."\n";      $Str .= '<table cellspacing="5">'."\n";
     $Str .= '<tr>';      $Str .= '<tr>';
     $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';      $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';
Removed from v.1.121  
changed lines
  Added in v.1.125

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