1. Chapter 6
Variable Screening Methods

2. Section 6.1
Introduction: Why Use a Variable Screening Method

3. Section 6.2
Stepwise Regression

4. Copyright © 2012 Pearson Education, Inc. All rights reserved.

5. Figure 6.1 MINITAB stepwise regression results for executive salaries
Copyright © 2012 Pearson Education, Inc. All rights reserved.

6. Figure 6.2 SAS backward stepwise regression for executive salaries
Copyright © 2012 Pearson Education, Inc. All rights reserved.

7. Section 6.3
All-Possible-Regressions Selection Procedure

8. Figure 6.3 MINITAB all-possible-regressions selection results for executive salaries
Copyright © 2012 Pearson Education, Inc. All rights reserved.

9. Copyright © 2012 Pearson Education, Inc. All rights reserved.

10. Figure 6.4 MINITAB plots of all-possible-regressions selection criteria for Example 6.2
Copyright © 2012 Pearson Education, Inc. All rights reserved.

11. Section 6.4
Caveats