The paper discusses extensions of the well-known hypergeometric and negative hypergeometric distributions for …

, the hypergeometric, negative hypergeometric, logarithmic series, generalized Waring, Polya and inverse Polya distributions …

truncated at k-1 and negative hypergeometric truncated at k-1 respectively … case of this characterization suggests that, with conditions similar to those imposed by MORAN, Y | X is negative … hypergeometric if and only if Y, Z are negative binomials. In this paper we examine the results of MORAN and PATIL & SESHADRI in the …