Grade distributions are presented as the percentage of students receiving a given letter grade each semester to allow for easy comparison of grade distribution across semesters. All grades are reported using the following grading scale:
- F — 59 or lower
- D — 60 – 69
- C — 70 – 79
- B — 80 – 89
- A — 90 or higher
Figure 1. Grade distribution for introductory psychology courses. 
Figure 2. Grade distribution for developmental psychology courses. 
Figure 3. Grade distribution for undergraduate statistics courses. 
Figure 4. Grade distribution for social psychology courses. 
Figure 5. Grade distribution for graduate statistics labs.
Meredith A. Henry, Ph.D. 