This edition shows the students how to install the Excel Analysis ToolPak option (free) to earn access to a host of new and very useful analytical techniques.

Includes index.

Statistics or sadistics? It's up to you -- Computing and understanding averages : means to an end -- Vive la diff�rence : understanding variability -- A picture really is worth a thousand words -- Ice cream and crime : computing correlation coefficients -- Just the truth : an introduction to understanding reliability and validity -- Hypotheticals and you : testing your questions -- Are your curves normal? Probability and why it counts -- Significantly significant : what it means for you and me -- t(ea) for two : tests between the means of different groups -- t(ea) for two (again) : tests between the means of related groups -- Two groups too many? Try analysis of variance -- Two too many factors : factorial analysis of variance -- Cousins or just good friends? Testing relationships using the correlation coefficient -- Predicting who'll win the Super Bowl : using linear regression -- What to do when you're not normal : chi-square and some other nonparametric tests -- Some other (important) statistical procedures you should know about -- A statistical software sampler -- The ten (or more) best (and most fun) Internet sites for statistics stuff -- The ten commandments of data collection.