1. What is the relationship between the test statistic and the critical value? 2. What is the purpose for testing the analysis of variance? 3. What is a regression analysis and what part does R square play in the data analysis? 4. How does multiple regression differ from simple regression and how do you decide which one to use? 5. Take a minute and describe (a) The most important thing you learned in this module and (b) The thing you understood the least in this module