- 3.1 Learn about interval and external study validity
- 3.2 Understand the DAG structure of confounding
- 3.3 Learn about some common types of selection bias
- 3.4 Understand the difference between random and systematic measurement error
Lecture Videos and Learning Checks
Below is an overview of this module. Using the “Next” button below, please watch the required videos and complete the corresponding learning checks to self-assess your comprehension of the key concepts covered. You may also download the videos directly by clicking on the titles. After you have completed the videos and learning checks, please complete the corresponding assignment.