STAT420

Theory and Methods of Statistics

Prerequisite: 1 course with a minimum grade of C- from (SURV410, STAT410). Cross-listed with SURV420. Credit only granted for: STAT420 or SURV420. Point estimation, sufficiency, completeness, Cramer-Rao inequality, maximum likelihood. Confidence intervals for parameters of normal distribution. Hypothesis testing, most powerful tests, likelihood ratio tests. Chi-square tests, analysis of variance, regression, correlation. Nonparametric methods.

Spring 2026

9 reviews
Average rating: 1.44

8 reviews
Average rating: 3.38

0 reviews
Average rating: N/A

Fall 2025

0 reviews
Average rating: N/A

5 reviews
Average rating: 4.40

9 reviews
Average rating: 1.44

8 reviews
Average rating: 2.50

Spring 2025

5 reviews
Average rating: 4.40

9 reviews
Average rating: 1.44

Past Semesters

5 reviews
Average rating: 4.40

3 reviews
Average rating: 4.33

5 reviews
Average rating: 4.40

8 reviews
Average rating: 3.38

5 reviews
Average rating: 4.40

9 reviews
Average rating: 1.44

5 reviews
Average rating: 4.40

8 reviews
Average rating: 2.50

5 reviews
Average rating: 4.40

8 reviews
Average rating: 3.38

5 reviews
Average rating: 4.40

8 reviews
Average rating: 2.50

5 reviews
Average rating: 4.40

9 reviews
Average rating: 1.44

0 reviews
Average rating: N/A

0 reviews
Average rating: N/A

0 reviews
Average rating: N/A

0 reviews
Average rating: N/A

1 review
Average rating: 5.00

During the Spring 2020 and Spring 2021 semesters, students could choose to take some of their courses pass-fail mid-semester which skews grade data aggregated across multiple semesters.

Average GPA of 2.53 between 934 students*

STAT420 Grade Distribution+-05101520253035% of studentsABCDFWother
A-: 10.81%
A: 13.49%
A+: 7.92%
B-: 8.78%
B: 11.67%
B+: 10.17%
C-: 4.07%
C: 4.71%
C+: 4.07%
D-: 2.78%
D: 2.46%
D+: 1.39%
F: 4.6%
W: 11.78%
other: 1.28%
* "W"s are considered to be 0.0 quality points. "Other" grades are not factored into GPA calculation. Grade data not guaranteed to be correct.