9.26: Multiple Linear Regression

Upcoming deadlines

• HW 2 9/29 11:59 PM

Learning Objectives

By the end of the class, students should be able to:

• identify the difference between simple and multiple linear regression and why MLR is useful

• write the multiple linear regression model in matrix notation, including design matrix dimensions

• interpret multiple linear regression output, including inference results

Class prep

Watch these three videos:

Introduction to multiple linear regression

MLR inference

Estimation & matrix notation

Slides: Intro to MLR & Inference, Estimation

Optional/supplementary textbook reading: ISLR section 3.2 up to “Two: deciding on important variables”

Class materials

Notes/code (qmd)