Introduction

Decision trees can be applied to both regression and classification problems.

Here, we’ll only consider classification problems and start with a visual introduction to decision trees.

Part 1: Visual introduction

Resources

• Download slides

• R2D3, A visual introduction to decision trees:

  • Part 1

Part 2: Bias & variance

Resources

• Download slides

• R2D3, A visual introduction to decision trees:

  • Part 2

To learn more about decision trees, review the chapter about tree based methods in “An Introduction to Statistical Learning” from James et al. [2021].