1. Negative Hypergeometic Distribution

Hi

Does any one have the full proof og the mean and variance of the NEGATIVE HYPERGEOMETRIC DISTRIBUTION:

(k-1/r-1)*(N-k/D-r)/(N/D) ; k=r,r+1,.....N-D+r

X~NH(m;D,N)

(there are some version of the disrribution)

Thanks

2. Originally Posted by iluvatr
Hi

Does any one have the full proof og the mean and variance of the NEGATIVE HYPERGEOMETRIC DISTRIBUTION:

(k-1/r-1)*(N-k/D-r)/(N/D) ; k=r,r+1,.....N-D+r

X~NH(m;D,N)

(there are some version of the disrribution)

Thanks
Hi. Have you seen the first hit from this Google search?