--- loncom/interface/statistics/loncorrectproblemplot.pm	2004/02/02 21:45:12	1.1
+++ loncom/interface/statistics/loncorrectproblemplot.pm	2004/02/02 21:51:52	1.2
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: loncorrectproblemplot.pm,v 1.1 2004/02/02 21:45:12 matthew Exp $
+# $Id: loncorrectproblemplot.pm,v 1.2 2004/02/02 21:51:52 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -35,9 +35,6 @@ use Apache::loncoursedata();
 use Apache::lonstatistics;
 use Apache::lonstathelpers;
 use Apache::lonlocal;
-use HTML::Entities();
-use Time::Local();
-use Spreadsheet::WriteExcel();
 
 my $plotcolors = ['#33ff00', 
                   '#ff33cc', '#990000', '#aaaa66', '#663399', '#ff9933',
@@ -123,7 +120,10 @@ sub BuildCorrectProblemsPage {
 
 =pod
 
-=item 
+=item & AnalyzeScoreData($score_data)
+
+Analyze the result of &Apache::loncoursedata::get_student_scores() and
+return html with a plot of the data and a table of the values and bins.
 
 =cut
 
@@ -231,7 +231,11 @@ sub bin_data {
 
 =pod
 
-=item 
+=item &CreateInterface
+
+Inputs: none.
+
+Returns: HTML for the correct problems plot interface.
 
 =cut