ZRandom implements high quality random number generation for Microsoft Excelusing the Merssenne Twister algorithm :

* Use higher quality pseudo-random numbers than the Excel RAND() and VBA Rnd() functions.
* Generate random numbers from 16 discrete and continuous distributions. ZRandom implements the following discrete distributions: Uniform, Bernoulli, Geometric, Hypergeometric, Negative Binomial and Poisson. ZRandom implements the following continuous distributions: Beta, Burr, Exponential, Gamma, Lognormal, Normal, Pareto, Triangular, Uniform and Weibull.
* Create large batches of random numbers using the interactive user interface.
* Excel functions for use in spreadsheet formulas.
* A VBA interface to generate random numbers in your code.
* Generate random samples from a table or random sort existing data.

ZRandom is the Shareware version. The full version can be purchased by clicking on the "CLICK HERE TO ORDER" button below for around  29.95USD.