Statistics on exams (PH201 Fall 2009)

Grade scale:
Lowest % for each letter grade is as follows 90 A, 88 A-, 86 B+, 80 B, 77 B-, 74 C+, 69 C, 65 C-, 50 D.

Exam #1:
Median score 77.5%, mean  73.8%, high 90%, low 32%,  number of students  22

Exam #2:
Median score 77%, mean 74.9%, high  92%, low 41%, number of students  22
 

Exam #3:
Median score %, mean %, high  , low  ,  number of students