Professor record History

Lei Duan

Sam Houston State University

308 grades22 sections14 courses
Grades: 2022–2025
Flunk Score49/100
Mixed record

Grade record

All courses · 22 sections
Average GPA
3.50
Across 308 grades
96%
A or B
of 308 grades
2.3%
D, F or withdrew
58.8%
A
181
37.0%
B
114
1.9%
C
6
2.3%
F
7
Shares of 308 letter grades · nobody withdrew

How the averages compare

Against other History classes, and against the university

  • 2.96History courses
  • 3.23School average
  • 3.50Duan
Average GPA · Zoomed GPA scale
Lower averageHigher average
Every term against the 3.50 average 10 terms
Fall 2022Fall 2025
22 sections · 10 terms · Fall 2022 – Fall 2025
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