Praise for the Second Edition "Statistics for Research has other fine qualities besidessuperior organization. The examples and the statistical methods arelaid out with unusual clarity by the simple device of using specialformats for each. The book was written with great care and isextremely user-friendly."—The UMAP Journal Although the goals and procedures of statistical research havechanged little since the Second Edition of Statistics for Researchwas published, the almost universal availability of personalcomputers and statistical computing application packages have madeit possible for today's statisticians to do more in less time thanever before. The Third Edition of this bestselling text reflects how thechanges in the computing environment have transformed the waystatistical analyses are performed today. Based on extensive inputfrom university statistics departments throughout the country, theauthors have made several important and timely revisions,including: Additional material on probability appears early in thetext New sections on odds ratios, ratio and difference estimations,repeated measure analysis, and logistic regression New examples and exercises, many from the field of the healthsciences Printouts of computer analyses on all complex procedures An accompanying Web site illustrating how to use SAS® andJMP® for all procedures The text features the most commonly used statistical techniquesfor the analysis of research data. As in the earlier editions,emphasis is placed on how to select the proper statisticalprocedure and how to interpret results. Whenever possible, to avoidusing the computer as a "black box" that performs a mysteriousprocess on the data, actual computational procedures are alsogiven. A must for scientists who analyze data, professionals andresearchers who need a self-teaching text, and graduate students instatistical methods, Statistics for Research, Third Edition bringsthe methodology up to date in a very practical and accessibleway.