From AcaStat Software:
This very user-friendly analytical tool simplifies common statistical calculations with 21 procedures. Use StatCalc to easily create and compare summary statistics, develop confidence intervals, and verify hand calculations. Enter data to create descriptive, correlation, and regression statistics. A Decision Tools module is included to explore price elasticity of demand, queuing theory, constant dollars, and decision tables.
StatCalc includes example data for each module to help you quickly learn the procedures. A statistics glossary is included. Available in Mac and Windows.