Here I have linked to recordings of our Summer 2021 RuseR Group for linear models in R. They are raw, unedited versions. The goal of the meetings was to give students who either were learning or had learned to do regression in other software the skills to so do in R.
Friday June 6, 2021 - Introduction
Friday June 9, 2021 - Simple and Multiple Regression
Friday June 16, 2021 - Interpreting Categorical Variables
Friday July 23, 2021 - Interactions