GraphPad InStat - Version 3.00 Guides you step-by-step through statistical analyses, offering concise nonmathematical explanations of all choices and results. No other statistics program is so easy to learn, or offers so much statistical guidance. Performs t tests, one-way ANOVA, nonparametric tests, linear regression, multiple regression, chi-square analyses of contingency tables and more. Designed for scientists and students.