Professor record BIO

Susan Erster

Stony Brook University

1,336 grades4 sections2 courses
Grades: 2023
Flunk Score1/100
Needs work

Grade record

All courses · 4 sections
Average GPA
2.28
Across 1,336 grades
41%
A or B
of 1,336 grades
20.8%
D, F or withdrew
15.4%
A
206
25.7%
B
344
38.0%
C
508
11.7%
D
156
9.1%
F
122
Shares of 1,336 letter grades · nobody withdrew

How the averages compare

Against other BIO classes, and against the university

  • 2.28Erster
  • 2.87BIO courses
  • 3.39School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
4 sections
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