Professor record CHEM
Jun Yin
569 grades42 sections6 courses
Grades: 2013–2026
Flunk Score57/100
Mixed recordGrade record
Average GPA
3.23
Across 569 grades
86%
A or B
of 569 grades
7.5%
D, F or withdrew
of 598 enrolled
42.5%
A
242
43.9%
B
250
10.7%
C
61
1.1%
D
6
1.8%
F
10
4.8%
W
29
A–F are shares of 569 letter grades · W is a share of all 598 enrolled
How the averages compare
Against other CHEM classes, and against the university
- 2.80CHEM courses
- 3.04School average
- 3.23Yin
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
Every term against the 3.23 average
20 terms
Fall 2013Spring 2026
42 sections · 20 terms · Fall 2013 – Spring 2026
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