10.8: Problems that can arise

Influential Points & Multicollinearity

Upcoming deadlines

  • HW 3 10/13 11:59 PM

Learning Objectives

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

  • interpret plots of leverage and Cook’s distance

  • understand the problem of multicollinearity

Class prep

Watch these two videos:

Influential Points

Multicollinearity

Copies of slides: Influential points, Multicollinearity

Optional/supplementary textbook reading: ISLR section 3.3.3 #4-6

Class materials

Groups

Instructions: Work through the exercises in the qmd file below with your group. Submit your answers on Gradescope by 4:50 PM. Then, we will discuss the exercises together.

Exercise QMD