1. 4-1 What is the meaning of least squares in a regression model? ...

1. 4-1 What is the meaning of least squares in a regression model?

2. 4-3 Discuss how the coefficient of determination and the coefficient of correlation are related and how they are used in regression analysis.

3. 4-4 Explain how a scatter diagram can be used to identify the type of regression to use.

4. 4-6 Explain what information is provided by the F test.

5. 4-7 What is the SSE? How is this related to the SST and the SSR?

6. 4-8 Explain how a plot of the residuals can be used in developing a regression model.