Professor record BIOS

Heather Elaine Roller

Northern Illinois University

469 grades8 sections
Grades: 2022–2025
Flunk Score99/100
Excellent
BIOS 208 · Fundamentals of Cell BiologyBIOS 208 · all instructors & syllabi

Grade record

BIOS 208 · 8 sections
Average GPA
2.92
Fundamentals of Cell Biology
Across 469 grades in BIOS 208
70%
A or B
of 469 grades
18.9%
D, F or withdrew
of 488 enrolled
46.3%
A
217
23.5%
B
110
14.7%
C
69
7.0%
D
33
8.5%
F
40
3.9%
W
19
A–F are shares of 469 letter grades · W is a share of all 488 enrolled
Against everyone else who teaches BIOS 208
+18% vs. the BIOS 208 average (2.48 across 3 professors)

How the averages compare

Against other BIOS classes, and against the university

  • 2.66BIOS courses
  • 2.92BIOS 208
  • 3.13School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Every term against the 2.92 average 4 terms
Spring 2022Fall 2025
8 sections · 4 terms · Spring 2022 – Fall 2025
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