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Let be an i.i.d sample of size n from a population with Poisson distribution Poisson(. For simplicity, assume that the sample size is even, i.e.,n=2k
Let be an i.i.d sample of size n from a population with Poisson distribution Poisson(. For simplicity, assume that the sample size is even, i.e.,n=2k for some integer k.
Show that the gamma distribution belongs to the exponential family of distributions. Find sufficient statistics for and , the parameters of the gamma distribution.
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