Analyse-It - Statistical software integrated into Microsoft Excel for linear regression, anova, chi-square and other functions. Download evaluation. XLSTAT - 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. SigmaXL - SigmaXL is an add-in for Microsoft Excel 2000 and higher. It enables the user to measure, analyze, improve and control their service, transactional and manufacturing processes. Free demo is available. WinSTAT - An Excel Add-In providing statistical tests and diagrams. Demonstration download. statistiXL - Statistics add-in for Microsoft Excel. Includes univariate and multivariate tests such as ANOVA, Correlation, Regression, PCA, Factor and Discriminant Analysis. Unistat Ltd. - 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. EZAnalyze - Free Excel Add In designed to permit the calculation of basic descriptive and inferential statistics without selecting ranges or typing formulas StatTools - Advanced statistical analysis add-in for Microsoft Excel. StatTools replaces Excel's statistics function with 36 robust statistical procedures. ad Science: StatEL - Excel addin for non-professional users of statistics. Helps the user to conduct a proper analysis and to understand the results. Works on Windows and MAC OS X. Free demo available. ConnectCode: TinyGraphs - Open source Excel add-in that creates sparklines charts and graphs.