Contents: Preface. Statistics in Psychology: Data, Models, and a Little History. Graphical Methods of Displaying Data. Analysis of Variance I: The One-Way Design. Analysis of Variance II: Factorial Designs. Analysis of Repeated Measure Designs. Simple Linear Regression and Multiple Regression Analysis. Analysis of Longitudinal Data. Distribution-Free and Computationally Intensive Methods. Analysis of Categorical Data I: Contingency Tables and the Chi-Square Test. Analysis of Categorical Data II: Log-Linear Models and Logistic Regression. Appendices: Statistical Glossary. Answers to Selected Exercises.