Mario Rodriguez <biomates <at> telefonica.net> writes:
Hi Mario,
> If you have n1 white balls and n2 red balls in an urn, and n balls is
> the number of balls drawn from the urn, pdf_hypergeometric(x, n1, n2, n)
> is the probability for event "x balls are white".
>
> --
thank you I tried some combinations, but get always nonsense or errors.
Help text ist not realy a help?