Professor record BIOL
Mazen Istanbouli
919 grades9 sections3 courses
Grades: 2025–2026
Flunk Score38/100
Below averageGrade record
Average GPA
3.03
Across 919 grades
75%
A or B
of 919 grades
17.9%
D, F or withdrew
of 999 enrolled
44.5%
A
409
30.4%
B
279
14.4%
C
132
5.5%
D
51
5.2%
F
48
8.0%
W
80
A–F are shares of 919 letter grades · W is a share of all 999 enrolled
How the averages compare
Against other BIOL classes, and against the university
- 2.79BIOL courses
- 3.03Istanbouli
- 3.09School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
9 sections · 3 terms · Spring 2025 – Spring 2026
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