Statistical Reasoning continues to provide a streamlined and easy-to-understand text on statistics of the behavioral sciences for business professionals. The sixth edition includes new information about the use of computers in statistics and offers an SPSS printout page in selected chapters. The example problems have been updated to reflect more current topics. The latest research and new photos have been integrated throughout the book to make the material more accessible. With these changes, business professionals will develop an understanding of statistical logic and procedures, the properties of statistical devices, and the importance of the assumptions underlying statistical tools.