Professor record Economics

Chifeng Dai

Southern Illinois University-Carbondale

70 grades2 sections
Grades: 2025–2026
Flunk Score20/100
Below average
Economics 240 · Intro to MicroeconomicsEconomics 240 · all instructors & syllabi

Grade record

Economics 240 · 2 sections
Average GPA
2.56
Intro to Microeconomics
Across 70 grades in Economics 240
57%
A or B
of 70 grades
26.3%
D, F or withdrew
of 76 enrolled
30.0%
A
21
27.1%
B
19
22.9%
C
16
8.6%
D
6
11.4%
F
8
7.9%
W
6
A–F are shares of 70 letter grades · W is a share of all 76 enrolled
Against everyone else who teaches Economics 240
−15% vs. the Economics 240 average (3.02 across 13 professors)

How the averages compare

Against other Economics classes, and against the university

  • 2.56Economics 240
  • 3.09Economics courses
  • 3.28School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
2 sections · 2 terms · Fall 2025 – Spring 2026
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