--- loncom/interface/statistics/lonproblemanalysis.pm	2004/01/30 16:31:36	1.63
+++ loncom/interface/statistics/lonproblemanalysis.pm	2004/02/02 19:32:11	1.64
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonproblemanalysis.pm,v 1.63 2004/01/30 16:31:36 matthew Exp $
+# $Id: lonproblemanalysis.pm,v 1.64 2004/02/02 19:32:11 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -301,6 +301,7 @@ sub RR_Tries_Foil_Analysis {
                                                   'Percent Choosing',
                                                   100,
                                                   ['#33ff00','#ff3300'],
+                                                  undef,
                                                   \@PlotData_Correct,
                                                   \@PlotData_Incorrect);
     }
@@ -493,7 +494,7 @@ sub OR_Tries_Foil_Analysis {
         }
         my $correctgraph = &Apache::loncommon::DrawBarGraph
             ($title,'Foil Number','Percent Correct',
-             100,$plotcolors,$Datasets[0]);
+             100,$plotcolors,undef,$Datasets[0]);
         $analysis_html.= '<tr><td>'.$correctgraph.'</td>';
         ##
         ##
@@ -512,7 +513,7 @@ sub OR_Tries_Foil_Analysis {
         $title = 'Attempt '.$i.', '.$count;
         my $incorrectgraph = &Apache::loncommon::DrawBarGraph
             ($title,'Foil Number','% Option Chosen Incorrectly',
-             100,$plotcolors,@Datasets);
+             100,$plotcolors,undef,@Datasets);
         $analysis_html.= '<td>'.$incorrectgraph.'</td>';
         $analysis_html.= '<td>'.$foilkey."<td></tr>\n";
     }
@@ -579,7 +580,7 @@ sub OR_Tries_Concept_Analysis {
         $title = 'Attempt '.$i.', '.$count;
         my $graphlink = &Apache::loncommon::DrawBarGraph
             ($title,'Concept Number','Percent Correct',
-             100,$plotcolors,$PlotData[$i]->{'_correct'});
+             100,$plotcolors,undef,$PlotData[$i]->{'_correct'});
         $analysis_html.= '<tr><td>'.$graphlink."</td></tr>\n";
     }
     $analysis_html .= "</table>\n";
@@ -744,6 +745,7 @@ sub OR_Foil_Time_Analysis {
                                                        'Percent Correct',
                                                        100,
                                                        $plotcolors,
+                                                       undef,
                                                        $Plotdata[0]);
     for (my $j=0; $j< scalar(@{$Plotdata[0]});$j++) {
         $Plotdata[0]->[$j]=0;
@@ -761,6 +763,7 @@ sub OR_Foil_Time_Analysis {
                                                  'Incorrect Option Choice',
                                                  100,
                                                  $plotcolors,
+                                                 undef,
                                                  @Plotdata);        
     $analysis_html.='<tr>'.
         '<td>'.$correctplot.'</td>'.
@@ -825,6 +828,7 @@ sub OR_Concept_Time_Analysis {
                                                     'Percent Correct',
                                                     100,
                                                     $plotcolors,
+                                                    undef,
                                                     \@Plotdata);
     $analysis_html.='<tr>'.
         '<td>'.$correctplot.'</td>'.