7 -0.0 Let X1, ... , Xn be a random sample from a distribution with pdf f(x, 0) px?e=0x, x € (0,00) and zero elsewhere with 0 > 0. (a) Argue that Y = {i=1 Xi is a complete sufficient statistic for 0. a (b) Compute E(1/Y) and find the function of Y that is a unique MVUE of 0. =