Course record ST

ST 421

Introduction to Mathematical Statistics I

North Carolina State University at Raleigh

295 grades8 sections6 professors
Grades: 2022–2025
Flunk Score7/100
Needs work

Professors 6 of 6

Xinge Jeng 75 grades · 2 terms · 2022–2024 3.15GPA
48.0% A
30.7% B
14.7% C
4.0% D
2.7% F

75 letter grades · 2 sections · 2022–2024

Compare with the course
Jeng vs. the course average
A +11.4
B −5.3
C −2.3
D −0.4
F −3.4

Difference in percentage points.

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Ryan Martin 98 grades · 2 terms · 2023 3.09GPA
38.8% A
40.8% B
15.3% C
2.0% D
3.1% F

98 letter grades · 2 sections · 2023

Compare with the course
Martin vs. the course average
A +2.2
B +4.9
C −1.6
D −2.4
F −3.0

Difference in percentage points.

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Wenbin Lu 33 grades · 1 term · 2024 3.08GPA
42.4% A
39.4% B
12.1% C
3.0% D
3.0% F

33 letter grades · 1 section · 2024

Compare with the course
Lu vs. the course average
A +5.8
B +3.5
C −4.8
D −1.4
F −3.1

Difference in percentage points.

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Jonathan Williams 32 grades · 1 term · 2024 2.80GPA
21.9% A
46.9% B
25.0% C
3.1% D
3.1% F

32 letter grades · 1 section · 2024

Compare with the course
Williams vs. the course average
A −14.7
B +10.9
C +8.1
D −1.3
F −3.0

Difference in percentage points.

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Donald Martin 27 grades · 1 term · 2025 2.33GPA
25.9% A
25.9% B
22.2% C
7.4% D
18.5% F

27 letter grades · 1 section · 2025

Compare with the course
Martin vs. the course average
A −10.7
B −10.0
C +5.3
D +3.0
F +12.4

Difference in percentage points.

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Jonathan Duggins 30 grades · 1 term · 2022 2.16GPA
20.0% A
26.7% B
20.0% C
13.3% D
20.0% F

30 letter grades · 1 section · 2022

Compare with the course
Duggins vs. the course average
A −16.6
B −9.3
C +3.1
D +8.9
F +13.9

Difference in percentage points.

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