Question: For a given m, the Poisson random variable has the mass function Find the mean and variance of a Poisson random variable. P(X = k)

For a given m, the Poisson random variable has the mass function P(X = k) = e L^ (k = 0, 1, 2, ).

Find the mean and variance of a Poisson random variable.

P(X = k) = e L^ (k = 0, 1, 2, ). n!

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