# Lesson 10: Longitudinal Analysis/ Repeated Measures

**Assignments**:

- Read through the Lesson 10 online notes that follow. (Note: There is no reading assignment from the text this week.)
- Complete Lesson 10 Assignment.

**Overview**:

This week we'll look at the analysis of repeated measures designs, sometimes called the analysis of longitudinal data. In the analysis we compare treatment groups with regard to a (usually) short time series.

**Learning Objectives**:

After successfully completing this lesson, you should be able to:

- Recognize the experimental design for repeated measures data
- Identify and interpret interaction terms
- Model repeated measures ANOVA
- Identify and interpret various correlation structures
- Compare GLS models with different correlation structures
- Estimate polynomial effects