The Hermite distribution is the generalized Poisson distribution whose probability generating function (P.G.F.) is $\exp\lbrack a_1(s - 1) + a_2(s^2 - 1)\rbrack$. The probabilities (and factorial ...

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The Poisson distribution is a discrete probability distribution. It gives the probability of a certain number of events occurring during a fixed interval. This web calculator allows users to specify ...

A general method is proposed for testing the fit to any member of the invariant under convolutions family of count models, parameterized by mean and variance. The test statistics, which are of the ...

As is well known, the normal distribution is a key tool in probability and statistics. It can be described as a distribution that obeys a universal rule derived from one of the most important theorems ...