5/3/2023

Discussion of Quiz #5

Introduction to quadratic regression models

• Fitting a quadratic regression model
  • See perch.R in our Google Drive folder
  • As we discussed in class with the Kenyon tuition data, simply add a quadratic term to the right hand side of your model in the lm() command

In class exercises

• Regression applet - Rossman and Chance

I will have individual conversations with each of you on Friday to let you know exactly where you stand with 80% of your grade determined.