Question: Let Xl, X2, X3 and X 4 be a random sample from population with pdf otherwise. o, Let X (1 , X 2 ,

Let Xl, X2, X3 and X 4 be a random sample from population with pdf otherwise. o, Let X (1 , X 2 , X(3) and XU) be their order statistics. (a). (b). (c). Find the joint pdf of X (3) and X (4). Find the conditional pdf of X 3) given XU) x4. Evaluate IX4].

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