hypergeometric cumulative distribution
[p]=hypg_cdf(k,n,K,N)
* k,n,K,N= the parameters of the distibution (probability of k successes in n draws, without replacement, from a finite population of size N that contains exactly K successes, or matrix of parameters with the same size (pxq)
* p = a (pxq) matrix of cumulative probabilities from the distribution