Week 9

Overview

Learning Goals

• Understand Marginal Effects Estimation
• Understand Logistic Regression

NoteMarginal Effects Mixing Board

You can play with an interactive mixing board using the Palmer penguins dataset. See if it helps build your intuitions!

Slides

TipSlides Mon March 02

Materials

Caution📚 Lab

Github Classroom Assignment

Same Classroom assignment as week 8 — it contained all the lab notebooks for weeks 8–10.

Lab notebooks:

• Marginal Effects & the Mixing Board
• Logistic Regression & Marginal Effects
• HW/Challenge 3: Full Modeling Workflow

Readings

• Interactions in Logit Regressions: Why positive may mean negative
• The logic of emmeans (R library)
• From model to meaning with marginaleffects (R library)
• Marginalia: What the heck are marginal effects
• Guide to Effect Sizes & Confidence Intervals
• bossanova documentation