Key Features of the Fourth Edition
* Chapter 4, Probability, is now optional
* Ten new smaller data sets, in addition to the hallmark Framingham Heart Study Data
* Streamlined! - Organizing Data and Describing Data are now combined into a single chapter
* Examples and Exercises include a stronger emphasis on statistical thinking and exploratory data analysis
* Additional computer output from Minitab, Data Desk, JMP, SPSS, Resampling Stats, Maple V, and Mathematica