STAT 423/523 Statistical Methods for Engineers and Scientists

Spring 2025

Course Info

• Instructor: Chencheng Cai
• Email: chencheng.cai@wsu.edu
• Lecture: Tu/Th 10:35 - 11:50 AM @ FULM 201
• Office Hours: Tu/Wed 3:00 - 5:00 PM @ Neill Hall 405 or by appointment

Syllabus (PDF)

Lecture Notes

1. Lecture 0: Overview [Lecture Version]
2. Lecture 1: Review on Probability [Lecture Version] [Handout Version]
3. Lecture 2: Point Estimation I [Lecture Version] [Handout Version]
4. Lecture 3: Point Estimation II [Lecture Version] [Handout Version]
5. Lecture 4: Hypothesis Testing I [Lecture Version] [Handout Version] || [R Notebook]
6. Lecture 5: Hypothesis Testing II [Lecture Version] [Handout Version] || [R Notebook]
7. Midterm Review [Lecture Version]
8. Lecture 6: Analysis of Variance I [Lecture Version] [Handout Version]
9. Lecture 7: Analysis of Variance II [Lecture Version] [Handout Version] || [R Notebook]
10. Lecture 8: Multifactor Analysis of Variance I [Lecture Version] [Handout Version]
11. Lecture 9: Multifactor Analysis of Variance II [Lecture Version] [Handout Version] || [R Notebook]
12. Lecture 10: Simple Linear Regression [Lecture Version] [Handout Version]|| [R Notebook]
13. Lecture 11: Multiple Linear Regression [Lecture Version]

Homework