Review and extension of applied statistics

Content for Tuesday, October 17, 2023


We’ll review all this regression stuff in class, so don’t panic if this all looks terrifying!

Optional material

  • The following sections of Chapter 13 in The Effect are optional—feel free to skip them.

13.2.2 Polynomials
13.2.3 Variable transformations
13.2.5 Coding Up polynomials and interactions
13.2.6 Nonlinear regression
13.3 Your standard errors are probably wrong
13.4 Additional regression concerns


On the day of class, you will find my slides on Canvas.


Huntington-Klein, Nick. 2021. The Effect: An Introduction to Research Design and Causality. Boca Raton, Florida: Chapman and Hall / CRC.