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1. Given that / = n, the conditional distribution of Y is y (2n). The unconditional distribution of N is Poisson(0). (a) Find the unconditional

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1. Given that / = n, the conditional distribution of Y is y (2n). The unconditional distribution of N is Poisson(0). (a) Find the unconditional mean E(Y) and variance Var(Y). (b) Show that the moment generating function of Y has the form 20t My(t) = exp fort

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