Question: need answer quickly Consider X1, X2, ..., Xn are an iid data sample from exponential distribution with pdf 1. X f (x) = B expl

need answer quickly Consider X1, X2, ..., Xn are an iid

need answer quickly

data sample from exponential distribution with pdf 1. X f (x) =

Consider X1, X2, ..., Xn are an iid data sample from exponential distribution with pdf 1. X f (x) = B expl for x > 0 B Show its sample mean X is the maximum likelihood estimator of population mean B

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