Doing Statistical Mediation and Moderation ( Methodology in the Social Sciences )

Publication series :Methodology in the Social Sciences

Author: Jose> Paul E.  

Publisher: Guilford Publications Inc‎

Publication year: 2013

E-ISBN: 9781462508228

P-ISBN(Paperback): 9781462508211

Subject: O212.1 General statistics

Keyword: 心理学,护理学,临床医学,教育学,教育,经济计划与管理

Language: ENG

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Description

Written in a friendly, conversational style, this book offers a hands-on approach to statistical mediation and moderation for both beginning researchers and those familiar with modeling. Starting with a gentle review of regression-based analysis, Paul Jose covers basic mediation and moderation techniques before moving on to advanced topics in multilevel modeling, structural equation modeling, and hybrid combinations, such as moderated mediation. User-friendly features include numerous graphs and carefully worked-through examples; "Helpful Suggestions" about procedures and pitfalls; "Knowledge Boxes" delving into special topics, such as dummy coding; and end-of-chapter exercises and problems (with answers). The companion website (www.guilford.com/jose-materials) provides downloadable data and syntax files for the book's examples and exercises, as well as links to Jose's online programs, MedGraph and ModGraph.  Appendices present SPSS, Amos, and Mplus syntax for conducting the key types of analyses.

Chapter

1. A Basic Orientation

My Personal Journey

Confusions about Mediation and Moderation

Mediation and Moderation: The Synergism of Three Variables

2. Historical Background

The History of Mediation and Moderation

Two Strands of Thought within Statistics

The Historical Basis for the Methods of Mediation and Moderation

Baron and Kenny’s Landmark Publication

Knowledge Box. A Note about Terminology: IV/DV versus Predictor/Outcome

Clarification of Mediation and Moderation Subsequent to Baron and Kenny’s Article

Summary

Further Reading

3. Basic Mediation

Review of Basic Rules for Mediation

How to Do Basic Mediation

Knowledge Box. Controversy: Calculation of Whether Significant Mediation Has Occurred

An Example of Mediation with Experimental Data

An Example of Null Mediation

Sobel’s z versus Reduction of the Basic Relationship

Suppressor Variables in Mediation

Investigating Mediation When One Has a Nonsignificant Correlation

Understanding the Mathematical “Fine Print”: Variances and Covariances

Discussion of Partial and Semipartial Correlations

Statistical Assumptions

Summary

Further Reading

In-Chapter Exercises

Additional Exercises

4. Special Topics in Mediation

Model Specification: Testing Models

Knowledge Box. Another Area of Potential Confusion: Implications for Naming Different Types of Mediation Results

Multiple Mediators

Bootstrapping (Resampling)

Longitudinal Mediation Models

Multilevel Mediation Models

Categorical Mediators and/or Outcomes (Logistic Mediation)

Mediation with Quadratic Relationships

Summary

Further Reading

In-Chapter Exercises

5. Basic Moderation

Categorical Variable Moderation

Knowledge Box. A Short Tutorial on Dummy Coding

An Example of a Continuous Moderator

Knowledge Box. Graphing Moderation Patterns

Further Reading

In-Chapter Exercises

Additional Exercises

6. Special Topics in Moderation

Johnson–Neyman Regions of Significance

Multiple Moderator Regression Analyses

Moderation of Residualized Relationships

Quadratic Moderation

Basic Moderation in Path Analyses

Moderation in Multilevel Modeling (MLM)

Moderation with Latent Variables

Logistic Moderation?

Summary

Further Reading

In-Chapter Exercises

Additional Exercises

7. Mediated Moderation and Moderated Mediation

The Literature

Mediated Moderation: A Baron and Kenny-Type Example

Moderated Mediation

Where to from Here?: Bootstrapping for Moderated Mediation

More Complicated Variants: Moderated Mediated Moderation

Summary

Further Reading

In-Chapter Exercises

Suggested Answers to Exercises

Appendix A. SPSS, Amos, and Mplus Models

Appendix B. Resources for Researchers Who Use Mediation and Moderation

References

Author Index

Subject Index

About the Author