Professor record ECE

Zhi-Pei Liang

University of Illinois Urbana-Champaign

108 grades4 sections
Grades: 2013–2025
Flunk Score25/100
Below average
ECE 551 · Digital Signal Processing IIECE 551 · all instructors & syllabi

Grade record

ECE 551 · 4 sections
Average GPA
3.63
Digital Signal Processing II
Across 108 grades in ECE 551
96%
A or B
of 108 grades
1.9%
D, F or withdrew
74.1%
A
80
22.2%
B
24
1.9%
C
2
1.9%
F
2
Shares of 108 letter grades · nobody withdrew
Against everyone else who teaches ECE 551
−1% vs. the ECE 551 average (3.68 across 5 professors)

How the averages compare

Against other ECE classes, and against the university

  • 3.16ECE courses
  • 3.37School average
  • 3.63ECE 551
Average GPA · Zoomed GPA scale
Lower averageHigher average
Every term against the 3.63 average 4 terms
Fall 2013Fall 2025
4 sections · 4 terms · Fall 2013 – Fall 2025
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