It includes numerous social work practice examples, and discusses types of statistical analyses that are most likely to be encountered by social work practitioners and researchers, but assumes no prior experience with statistics. KEY TOPICS- This edition has been reorganized and updated, with new content added on statistical power, effect size, and measures of association. New topics have been incorporated, including logistic regression and other methods of analysis not in prior editions. New figures and new content on sampling distributions and standard scores (z-scores) have also been added. MARKET- For anyone interested in research methods and social work. Features and Benefits This best-selling text for social work statistics courses can also be used as a supplement in social work research methods or design courses. Accessible to students who have never taken statistics, and reinforces social work practice with specific social work examples. De-emphasizes mathematical computation. An Instructors Manual and Test Bank offers advice and assistance based on the authors combined fifty years of teaching experience.