Statistical Concepts - A Second Course, 4th Edition

9

Logistic Regression

Chapter Outline

9.1    How Logistic Regression Works

9.2    Logistic Regression Equation

9.2.1    Probability

9.2.2    Odds and Logit (or Log Odds)

9.3    Estimation and Model Fit

9.4    Significance Tests

9.4.1    Test of Significance of Overall Regression Model

9.4.2    Test of Significance of Logistic Regression Coefficients

9.5    Assumptions and Conditions

9.5.1    Assumptions

9.5.2    Conditions

9.6    Effect Size

9.7    Methods of Predictor Entry

9.7.1    Simultaneous Logistic Regression

9.7.2    Stepwise Logistic Regression

9.7.3    Hierarchical Regression

9.8    SPSS

9.9    G*Power

9.10  Template and APA-Style Write-Up

9.11  What Is Next?

Key Concepts

1.Logit

2.Odds

3.Odds ratio

In the past two chapters, we ...