statistiXL is a powerful data analysis add-in for MS Excel. Its abilities include: ANOVA, Contingency Tables, Clustering, Correlation, Discriminant and Factor Analysis, GOF, Regression, Nonparametrics, PCA, Uni and Multivariate t-Tests and many more.
Powerful yet easy to use 128-bit and 2048-bit encryption program for Win98 and WinXP. You can encrypt and decrypt text files, email messages, and any type of binary files. Excellent for personal communications or business transactions.