Polynomial Regression and Splines

Bagging and Random Forests

Decision Trees

Evaluating Classification Models

Logistic Regression

Local Regression and Generalized Additive Models

KNN Regression and the Bias-Variance Tradeoff

Modeling Nonlinearity: Polynomial Regression and Splines

LASSO (Shrinkage/Regularization)

Variable Subset Selection

Cross-validation

Overfitting

Evaluating Regression Models

Mediation Analysis

Causal Discovery

Sensitivity Analyses for Unmeasured Variables

Estimating Causal Effects: Inverse Probability Weighting

Estimating Causal Effects: Regression

Asking Clear Questions and Building Graphs

D-Separation

Causal and Noncausal Paths

Key Structures in Causal Graphs

Causal Graphs as Statistical Models

Introduction to Causal Graphs

Study Designs in Causal Inference