| Exercise Instructions | Supporting Files |
|---|---|
| Exercise 1A and B: Distributions and Impact (PDF) |
Distribution (JAR - 1.9MB) Impact (XLS - 16MB) |
| Exercise 2: The mechanics of simple random assignment using MS Excel® (PDF) |
Data (XLS) Balsakhi Data (DTA) Stata (DO) |
| Exercise 3: Sample size calculation with clutstered design (PDF) |
Exercise 3 (XLS) Optimal Design software is available from the University of Michigan |