Professor record PHI
Jonathan Barker
2,385 grades24 sections6 courses
Grades: 2023–2025
Flunk Score15/100
Needs workGrade record
Average GPA
3.02
Across 2,385 grades
78%
A or B
of 2,385 grades
8.0%
D, F or withdrew
of 2,438 enrolled
35.7%
A
851
42.0%
B
1,002
16.4%
C
391
3.7%
D
88
2.2%
F
53
2.2%
W
53
A–F are shares of 2,385 letter grades · W is a share of all 2,438 enrolled
How the averages compare
Against other PHI classes, and against the university
- 3.02Barker
- 3.32School average
- 3.33PHI courses
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
Every term against the 3.02 average
9 terms
Spring 2023Fall 2025
24 sections · 9 terms · Spring 2023 – Fall 2025
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