RETURN A stock's returns have the following distribution: Demand for the Probability of This Rate of Return If Company's Products Demand Occurring This Demand Occurs Weak 0.1 (38%) Below average 0.2 (8) Average 0.4. 18 Above average 0.2 26 Strong 0.1 50 1.0. a. Calculate the stock's expected return. Round your answer to two decimal places. % b. Calculate the stock's standard deviation. Do not round intermediate calculations. Round your answer to two decimal places. % c. Calculate the stock's coefficient of variation. Round your answer to two decimal places