Welcome to Statistics in Action
Calculator Programs (.zip) for your TI-83, TI-83 Plus, or TI-84 Plus can be downloaded. You'll need TI Connect software (available for free download from Texas Instruments) and the appropriate linking cable to load these programs onto your calculator.
Downloadable Data Sets are available in a variety of formats for use with many popular calculators and statistics software packages.
Calculator Guide for the Texas Instruments TI-83 and TI-83/84 Plus (PDF) applies to all chapters. The Introduction gives a basic overview of the calculator's functionality and highlights menus that will be valuable for statistical calculations. The subsequent chapters follow the sequence of the Statistics in Action student text and explain statistical functions as needed.