Q2. a) In a health fitness program, let X denote the weight in kilograms of a male freshman at the beginning of the program and Y denote his weight in kilograms at the end of the program. Assume that X and Y have a bivariate normal distribution with My =65.0, of =12.5, My =60.0, or =8.5 and p=-0.35. Find (i) E(Y [ X =60.0), (ii) Var(Y | X = 60.0), (iii) P(Y