--- loncom/html/adm/help/tex/Statistics_Cache.tex	2004/06/25 20:39:13	1.2
+++ loncom/html/adm/help/tex/Statistics_Cache.tex	2006/08/08 17:47:27	1.3
@@ -4,8 +4,8 @@ The \textbf{\index{Statistics Cache}Stat
 used in computing student performance statistics.
 
 Much of the time spent computing statistics is actually used to
-compile student data into a more useful format, the temporary course
-cache.  Normally student data is maintained in an archived format
+compile student data into a more useful format; the temporary course
+cache.  Normally student data is maintained in an archived format,
 which does not provide for rapid access.  Since each student's data is
 stored on their home server in their account, and not with the course,
 it takes time to compile the data and store it in the temporary course
@@ -31,10 +31,10 @@ rebuilt to display the desired statistic
 statistics should not require you to press this button, but it is here
 for completeness.
 
-\textbf{Update Caches} checks the students record for updates since their 
-data was compiled.  Any changes to the student's record for your
+\textbf{Update Caches} checks the students' records for updates since when their 
+data was compiled.  Any changes to the students' record for your
 course will be reflected after this button has been pressed.  The
 \textbf{Update Caches} button is useful if your students are currently
-completing a homework set and you wish to evaluate their progress in
-the time your statistics were generated.
+completing a homework set, and you wish to evaluate their progress in
+the timeframe your statistics were generated.