First Bayes is a teaching package for elementary Bayesian statistics. Distributions from any of thirteen standard families may be plotted and many summaries computed. The prior distribution, likelihood and posterior distribution can be plotted on a single "triplot". First Bayes is offered free to anyone interested in teaching or learning Bayesian Statistics, provided it is not used for profit.
Software in Statistics for Economists
Statistics for the Terrified covers all the techniques required by undergraduate students and many researchers in a user-friendly, common sense, non-mathematical and highly interactive way. Version 5.0 is suitable for undergraduate students and many researchers. The LITE edition covers all the most essential areas: it is aimed at students who are working towards passing a unit or module within their main area of study. It is not suitable for those who intend to pursue research themselves. Users will need an individual or institutional license.
Statistical analysis package available for PC and Mac, claiming to be user friendly while also suitable for "heavy duty" statistical work. Academic discounts are available.