Click here to read the eBook: Stand-Alone Risk EXPECTED RETURNS Stocks and B have the following probability distributions of expected future returns: Probability A (23%) 0.2 (9%) 0.2 3 C 0.3 16 21 0.2 26 24 0.1 36 49 a. Calculate the expected rate of return, rB, for Stock B (rA 12.00 %. ) Do not round intermediate calculations. Round your answer to two decimal places. b. Calculate the standard deviation of expected returns, OA, for Stock A (oB 21.78%.) Do not round intermediate calculations. Round your answer to two decimal places. 0% c. Now calculate the coefficient of variation for Stock B. Round your answer two decimal places