Question: Random variables Y,... Yn follow the probability density distribution: f(y|0) = { 0 y >0 otherwise with known expected values E[Y] = 20 and

Random variables Y,... Yn follow the probability density distribution: f(y|0) = {

Random variables Y,... Yn follow the probability density distribution: f(y|0) = { 0 y >0 otherwise with known expected values E[Y] = 20 and Var[Y] = 20. a.) Find the maximum likelihood estimate of 0. b.) Find E[] and V() c.) Is this a biased estimator?

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