Z'Ld. 5. Let Y1, . . . ,Yn f (y; ,u, 0'2) Where M denotes the population mean and 02 denotes the popula tion variance. (a) Is v32 a consistent estimator of a? (b) Find a consistent estimator of EYz-z. (c) For What values of n is it possible that the odds are than 1 in 3 or fewer that l7 differs from ,u by more than a