Probability and Statistics for .NET is an useful mathematical tool by which users can work on statistical problems on continuous and discrete data series. This program has statistics module which can be used to calculate standard deviation, mean, geometric mean etc., discrete probability module that can be used to calculate cumulative distribution, distribution variance, covariance etc., standard probability distributions module which includes lognormal, poisson, binomial distributions and finally confidence intervals and hypothesis testing module can be used to calculate mean, variance etc. They can also test hypothesis for the probalities through normal and student hypothesis testing methods.