Question: Let X = (X, X,,..., X ) be a random sample with size n taken from population has probability density function f (x; 0) =e(->),x20.

Let X = (X, X,,..., X ) be a random sample with size n taken from population has probability density function f (x; 0) =e(->),x20. Prove that U = min(X) is a sufficient statistic for 0

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