Stocks X and Y have the following probability distributions of expected future returns: Calculate the coefficient of variation (CV) for a) Stock X. b) Stock Y. c) Using CV as your sole decision making criterion, which stock is a better investment? a) 0.56 ; b) 0.53 ; c) shock X a) 0.56 ; b) 0.53 ; c) Stock Y a) 1.79; b)1.87; c)Stock Y a) 1.79 ; b) 1.87 ; c)Stock X