Ball drawn on the jth draw is white or black

Reference no: EM131834544

An ordered sample of size 5 is drawn without replacement from an urn containing 8 white balls and 4 black balls. For j = 1,2, ... ,5 let X; be equal to 1 or 0, depending on whether the ball drawn on the jth draw is white or black. Find E[X₂], a²[X²], Cov [X₁, X₂], Cov [X₂, X₃].

Reference no: EM131834544

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