--- loncom/interface/statistics/loncorrectproblemplot.pm	2006/08/18 15:15:38	1.21
+++ loncom/interface/statistics/loncorrectproblemplot.pm	2006/12/31 22:43:48	1.22
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: loncorrectproblemplot.pm,v 1.21 2006/08/18 15:15:38 raeburn Exp $
+# $Id: loncorrectproblemplot.pm,v 1.22 2006/12/31 22:43:48 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -248,7 +248,7 @@ sub bin_data {
     my @Bins;
     my $count=0;
     my $idx=0;
-    while ($idx < scalar(@$data) && ($endbin-$binend + $binsize)>0) {
+    while ($idx < scalar(@$data) && ($endbin-$binend + $binsize)>=0) {
         my $dataset = $data->[$idx++];
         my ($x,$y) = @{$dataset};
         while ($x > ($binend-.001)) {