R (programming language)

PAST is a free, easy-to-use data analysis package originally aimed at paleontology but now also popular in many other fields. It includes common statistical, plotting and modelling functions.

Reinteract is a system for interactive experimentation with Python. Reinteract worksheets contain Python code combined with the results of that code, formatted as text or graphical plots. Youu can go …

A simple Six Sigma Calculator Firefox and Opera Add-on to calculate the DPM value.

WinBUGS is statistical software for Bayesian analysis using Markov chain Monte Carlo (MCMC) methods. It is based on the BUGS (Bayesian inference Using Gibbs Sampling). It runs under Microsoft Windows, …

SAS is the leader in business analytics software and services, and the largest independent vendor in the business intelligence market. SAS is the first company to call when you need …

XLMiner® for Windows is the only comprehensive data mining add-in for Excel, with neural nets, classification and regression trees, logistic regression, linear regression, Bayes classifier, K-nearest...

Sigma Magic Software - Excel Data Analysis Software for Lean, Six Sigma, DMAIC, DFSS, Statistical Analysis, Graphical Analysis, Monte Carlo Simulations

SHAZAM is a comprehensive computer program for econometricians, statisticians, biometricians, sociometricians, psychometricians, politicometricians and others who use statistical techniques.

PyMC is a python module that implements Bayesian statistical models and fitting algorithms, including Markov chain Monte Carlo. Its flexibility and extensibility make it applicable to a large suite of...

Very cheap software (you pay for a three year licence) and very easy to use, as it is based on a spreadsheet. Indeed, it is possible to copy and paste …