Chapter 6 Variable Screening Methods

Section 6.1 Introduction: Why Use a Variable Screening Method

Section 6.2 Stepwise Regression

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

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

Section 6.3 All-Possible-Regressions Selection Procedure

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

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

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

Section 6.4 Caveats