End of chapter R exercises help you test your understanding of topics and identify areas where you might need extra support. Questions and answers for each chapter are in separate documents to quiz yourself.
Chapter 2 Introduction to R and R Studio
Chapter 5 Variables & Manipulation
Chapter 6 Developing Hypotheses
Chapter 7 Univariate & Descriptive Statistics
Chapter 11 linear Regression & Model Building
Chapter 12 OLS Assumptions & Diagnostic Testing