Question: For each question, either explain why the statement is true or give a counterexample to the statement. You must explain your reasoning. a) Let X

For each question, either explain why the statement is true or give a counterexample to the statement. You must explain your reasoning.

  • a) Let X1, X2,... be a sequence of iid random variables with mean . Then: limn -> infinityE[ max{ X1, X2, ... , Xn} ] = . That is, the expected value of the largest value among X1,...,Xnwill approach . (T/F?)
  • b) Let Y be a Geometric random variable. Then the conditional distribution of (Y 1) given Y 2 is equal to the distribution of Y. (T/F?)
  • c) Let X and Y be jointly distributed random variables with finite variances, that satisfy Var( X | Y ) = 0. Then Cov(X,Y) = 0. (T/F?)

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