Video Excel Online Structured Activity: Expected Returns: Discrete Distribution The market and Stock ) have the following probability distributions: Probability ry 0.3 12.00 % 20.00 % 0.4 10.00 7.00 0.3 19.00 13.00 The data has been collected in the Microsoft Excel Online file below. Open the spreadsheet and perform the required analysis to answer the questions below. x Open spreadsheet a. Calculate the expected rate of return for the market. Do not round intermediate calculations. Round your answer to two decimal places. % Calculate the expected rate of return for Stock ). Do not round intermediate calculations. Round your answer to two decimal places. % b. Calculate the standard deviation for the market. Do not round intermediate calculations. Round your answer to two decimal places. % Calculate the standard deviation for Stock J. Do not round intermediate calculations. Round your answer to two decimal places. %