SPSS is a sophisticated piece of software used by social scientists and related professionals for statistical analysis. This edition continues to address the needs of all users of SPSS software. It serves as a practical introduction to new users and also allows those wishing to undertake more advanced analysis to work their way systematically through each stage. It is suitable across a number of disciplines, including business, health, social sciences, environmental science and geography. It can also be value packed with other Wiley textbooks on statistics, market research and research methods.