With over 50,000 copies sold, the new edition of this best-selling guide carefully leads the user through the process of using SPSS version 20 to analyze psychological data. The authors review the basic issues regarding design and proceed through all of the major statistical techniques used in psychology, from introductory to advanced level. Noted for its comprehensive coverage, clarity, and flexibility, this book is an indispensable resource for students at all levels. With its student-friendly layout, accessible style, and unbeatable coverage, it provides a step-by-step tour of SPSS. Written especially for psychology students, this book shows readers how to get the most out of SPSS. A number of sample exercises, datasets and other useful resources can be found at www.palgrave.com/psychology/brace. This 5th Edition: features a color layout and chapter tabs for easy reading and navigation displays annotated screenshots and key `tip' boxes to help students track their progress and avoid common pitfalls provides expanded coverage of graphing and guides students through reporting the outcome of statistical analysis sets SPSS in the context of research design and statistics, and discusses the rationale and use of each test throughout. Key Features of the new edition: Fully updated to cover SPSS version 20 and backward-compatible with other versions New material on bivariate (simple) regression and expanded coverage of multiple regression Two new SPSS data files for several complex statistical inferential tests New `How to report results' boxes guide students through their findings Accessible layout and writing style, perfect for students The book reviews advanced statistical material such as ANCOVA, factor analysis, logistic regression, and discriminant analysis as well as issues related to research design, data entry, data handling, data manipulation and modification in SPSS; how to calculate basic statistical procedures using SPSS; tests of difference for two sample designs, tests of correlation, and tests for nominal and categorical data; and tests for experiments involving complex designs or for data obtained using surveys. SPSS for Psychologists, 5th edition covers SPSS version 20, but is also appropriate for earlier versions. The book highlights the differences between the versions and includes coverage of reliability measures, partial correlations, and using statistics for scale constructions.