Course record STT
STT 421
Statistics I
1,812 grades42 sections17 professors
Grades: 2011–2026
Flunk Score10/100
Needs workGrade record
3.04
average GPA across 1,812 grades
75%
A or B
of 1,812 grades
7.9%
D, F or withdrew
of 1,814 enrolled
43.2%
A
782
32.3%
B
585
16.7%
C
303
3.3%
D
60
4.5%
F
82
0.1%
W
2
A–F are shares of 1,812 letter grades · W is a share of all 1,814 enrolled
How the averages compare
Against other STT courses, and against the university
- 3.04STT 421
- 3.16STT courses
- 3.30School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Lower averageHigher average
Every term against the 3.04 average
42 terms
Fall 2011Spring 2026
42 sections · 42 terms · Fall 2011 – Spring 2026
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