Practical Psychometrics

1. Introduction to Testing

- Four Testing Stories

- A Preview of the Book

- Basic Terms in Testing

- Tests as Assessment Tools

2. Statistical Concepts

- Univariate Descriptive Statistics

- Bivariate Descriptive Statistics: Correlation and Regression

- Group Differences

- Conclusions

- Applied Exercises

3. The Meaning of Test Scores

- Norm-Referenced Scores

- What’s Normal? What’s Not?

- Issues in Norm-Referenced Score Interpretation

- Conclusions

- Applied Exercises

4. Reliability

- Defining Reliability

- Evaluating a Test’s Reliability: Background

- Practical Ways of Estimating Reliability

- Interpreting and Applying Reliability Estimates

- Reliability of Differences and Profiles

- Item Response Theory

- Conclusions

- Applied Exercises

5. Validity

- Tests, Constructs, and Inferences

- Types of Validity Evidence

- Validity and Classification

- Evaluating Validity Evidence

- Conclusions

- Applied Exercises

6. Factor Analysis

- EFA: A Few Motivating Examples

- Reviewing EFA Data

- Factor Analysis and Diagnostic Testing

- Factor Analysis and Validity

- Confirmatory Factor Analysis

- Conclusions

- Applied Exercises

7. Bias and Fairness

- The Problem of Group Differences

- Test Bias and Psychometric Validity

- Contrasting Bias with Other Problems

- Fairness in Test Use

- Conclusions

- Applied Exercises

8. Sharing Test Results

- The Oral Feedback Session

- The Written Report

- Conclusions

Appendix A. Resources for Further Study

Appendix B. Answers for Applied Exercises

Glossary

References

Index

About the Author