(Answered) Suppose y1 through y21 is a random sample from the

Statistics

Suppose Y1 through Y21 is a random sample from the population with the following density function f(y) {3y^2/theta^3, 0 is less than y and less than theta and 0, elsewhere;

A.) Show that Ybar is a biased estimator for theta. Find a multiple of Ybar that is an unbiased estimator for theta.

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