Stocks A and B have the following probability distributions of expected future returns: Probability A B 0.1 (5 %) (37 %) 0.2 4 0 0.4 13 19 0.2 20 25 0.1 33 48 Calculate the expected rate of return, , for Stock B ( = 12.80%.) Do not round intermediate calculations. Round your answer to two decimal places. % Calculate the standard deviation of expected returns, A, for Stock A (B = 21.19%.) Do not round intermediate calculations. Round your answer to two decimal places. % Now calculate the coefficient of variation for Stock B. Do not round intermediate calculations. Round your answer to two decimal places. Is it possible that most investors might regard Stock B