This book provides an account of many of the more advanced statistical techniques useful in the analysis of data collected in psychological investigations. Data and Models and a Little History, Graphical Methods of Displaying Data, Analysis of Variance: The One-Way Design, Analysis of Variance: Factorial Designs, Analysis of Variance: Repeated Measures Designs, Simple Linear Regression and Multiple Regression Analysis, The Analysis of Categorical Data: Log-Linear Models and Logistic Regression, An Introduction to the Generalized Linear Model, Distribution-Free and Computer-Intensive Methods, Multivariate Analysis I: The Analysis of Covariances and Correlations, Multivariate Analysis II: Confirmatory Factor Analysis and Covariance Structure Models, Multivariate Analysis III: Cluster Analysis and Discriminant Analysis and Multidimensional Scaling, The Assessment of Reliability, References, Index.