loncom/interface/statistics/lonproblemanalysis.pm - diff

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-version 1.91, 2004/10/04 19:10:26
+version 1.92, 2004/10/04 19:49:41
  Line 663  sub OR_tries_analysis {
      if (defined($Concepts)) { $num_concepts = scalar(@$Concepts); }
      #
      for (my $try=$mintries;$try<=$maxtries;$try++) {
+         if (! defined($response_data{'_total'}->[$try]) ||
+             $response_data{'_total'}->[$try] == 0) {
+             if ($try > 1) {
+                 $analysis_html.= '<tr><td align="center" colspan="4"><b>'.
+                     &mt('None of the selected students attempted the problem more than [_1] times.',$try-1).
+                     '</b></td></tr>';
+             } else {
+                 $analysis_html.= '<tr><td colspan="4" align="center"><b>'.
+                     &mt('None of the selected students have attempted the problem').'</b></td></tr>';
+             }
+             last;
+         }
          my $concept_graph='';
          if ($num_concepts > 1) {
              #