Your Complete Freeware and
Shareware Resource

Kurtosis

StatAssist 2.0
StatAssist 2.0
View graphs and related properties of more than 40 probability distributions, calculate statistical moments, quantiles, and probabilities depending on the distribution parameters.
ESBStats - Statistical Analysis Software 2.1.0
ESBStats - Statistical Analysis Software 2.1.0
Statistical Analysis and Inference Software for Windows with Average, Mode and Variance through to Hypothesis Analysis, Time Series and Linear Regression. Includes Online Help, Tutorials, Graphs, Summaries, Import/Export and much more.