Solutions Manual to Accompany Introduction to Linear Regression Analysis

Preface vii

2 Simple Linear Regression 1

3 Multiple Linear Regression 13

4 Model Adequacy Checking 29

5 Transformations and Weighting to Correct Model Inadequacies 59

6 Diagnostics for Leverage and Influence 74

7 Polynomial Regression Models 79

8 Indicator Variables 86

9 Multicollinearity 95

10 Variable Selection and Model Building 100

11 Validation of Regression Models 105

12 Introduction to Nonlinear Regression 108

13 Generalized Linear Models 113

14 Regression Analysis of Time Series Data 121

15 Other Topics in the Use of Regression Analysis 125

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