--- loncom/html/adm/help/tex/Statistics_Overall_Key.tex 2008/02/22 19:22:21 1.10 +++ loncom/html/adm/help/tex/Statistics_Overall_Key.tex 2014/05/27 18:06:24 1.11 @@ -41,7 +41,7 @@ there were no attempts made on the probl The students are grouped based on their scores on the sequence which contains the homework problem. The percent score of the bottom 25\% of -the students is subtracted from the percent score the to top 25\% of +the students is subtracted from the percent score of the top 25\% of the students. This yields a number from -1 to 1. 1.0 indicates all of the good students answered the problem correctly and none of the poor students answered it correctly. Conversely, a score of -1.0 indicates