…ty of altering the package description
…y U test, and testing the significance of the result of the Mann-Whitney U
…m from Wilcoxon rank sum tests
…ke a decision, and adjusted the tests accordingly
…rs signed rank test Also added some (software-)tests to the HUnit test module for (software-)testing the Wilcoxon (statistical-)test functions.
This is for performance reasons. If both mean and variance are needed these function will calculate mean only once
Also fix checks for allowed values in constructor
* incompleteGamma is already normalized. There is no need to divide by gamma twice * Check when x <= 0 in cumulative and density