7-5. Expected Returns-Discrete Distribution The market and Stock J have the following probability distributions: IM Probability 0.3 0.4 0.3 12% 5 15 ry 13% 4 12 1. Calculate the expected rates of return for the market and Stock). 2. Calculate the standard deviations for the market and Stock). 3. Calculate the coefficients of variation for the market and Stock )