Overfitting

STAT 20: Introduction to Probability and Statistics

Agenda

  • Concept Questions
  • Problem Set: Overfitting
  • Lab: Baseball

Concept Questions

RQ 1

01:00

Which one of these is not an example of overfitting (either in real life or in statistics)?

Overfit models

01:00

Ovefit models tend to…

Where is overfitting worse?

01:00

Suppose I overfit my model to the training data. In which scenario would I expect the test set performance to be significantly worse?

Problem Set: Overfitting

25:00

Lab: Baseball

25:00