Course record CIS
CIS 155
Computer Operating Systems
75 grades4 sections2 professors
Grades: 2023–2024
Flunk Score36/100
Below averageGrade record
2.94
average GPA across 75 grades
75%
A or B
of 75 grades
21.5%
D, F or withdrew
of 79 enrolled
56.0%
A
42
18.7%
B
14
8.0%
C
6
2.7%
D
2
14.7%
F
11
5.1%
W
4
A–F are shares of 75 letter grades · W is a share of all 79 enrolled
How the averages compare
Against other CIS courses, and against the university
- 2.74CIS courses
- 2.94CIS 155
- 3.00School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
4 sections · 3 terms · Winter 2023 – Winter 2024
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