Statistical software integrated into Microsoft Excel for linear regression, anova, chi-square and other functions. Download evaluation.

Data analysis and statistics add-in for Excel. Includes over 40 statistical and data analysis features for statistics experts, researchers, students, and teachers. Buy on-line or download trial version.

Pareto Pro is an add-in for Microsoft Excel 97, 2000 and XP, which allows you to create single and multiple charts. Performs analysis that will slice and dice data. Includes free demos and product list.

An Excel Add-In providing statistical tests and diagrams. Demonstration download.

Statistics add-in for Microsoft Excel. Includes univariate and multivariate tests such as ANOVA, Correlation, Regression, PCA, Factor and Discriminant Analysis.

Makes and sells Unistat for Windows: comprehensive stand-alone statistical package that can also be an Excel add-in. A one stop solution for data handling, analysis, and presentation quality scientific graphics.

Free Excel Add In designed to permit the calculation of basic descriptive and inferential statistics without selecting ranges or typing formulas

Advanced statistical analysis add-in for Microsoft Excel. StatTools replaces Excel's stats function with 36 robust statistical procedures.

Free add in included with Excel but not enabled by default. Calculates many descriptive and inferential statistics.

Provides ability to calculate confidence intervals for correlations, power analysis, and meta analysis (and many more) using summary statistics. Contains many advanced functions. Evaluation download not available, purchase online.