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If P(X=x) = lambda ^x, e^(-lambda)/x! Poisson distrubtion random variable X has lambda = 3 L=...

If P(X=x) = lambda ^x, e^(-lambda)/x! Poisson distrubtion random variable X has lambda = 3

L= Sum (i=1 to n) Xi/n

Is L an unbiased estimator of lambda?

Is L consistent estimator of lambda?

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