Part 1: Introduction to Scientific Reasoning 

Chapter 1. Psychology Is a Way of Thinking   

Chapter 2. Sources of Information: Why Research Is Best and How to Find It 

Chapter 3. Three Claims, Four Validities: Interrogation Tools for Consumers of Research 

  

Part 2: Research Foundations for Any Claim 

Chapter 4. Ethical Guidelines for Psychology Research   

Chapter 5. Identifying Good Measurement   

  

Part 3: Tools for Evaluating Frequency Claims 

Chapter 6. Surveys and Observations: Describing What People Do 

Chapter 7. Sampling: Estimating the Frequency of Behaviors and Beliefs 

  

Part 4: Tools for Evaluating Association Claims 

Chapter 8. Bivariate Correlational Research  

Chapter 9. Multivariate Correlational Research  

  

Part 5: Tools for Evaluating Causal Claims 

Chapter 10. Introduction to Simple Experiments   

Chapter 11. More on Experiments: Confounding and Obscuring Variables 

Chapter 12. Experiments with More Than One Independent Variable  

  

Part 6: Balancing Research Priorities 

Chapter 13. Quasi-Experiments and Small-N Designs   

Chapter 14. Replication, Credibility, and Wider Importance  

 

Supplemental Chapters  

Chapter S1. Descriptive Statistics 

Chapter S2. Inferential Statistics   

Chapter S3. Presenting Results