Excel Online Structured Activity: Expected Returns: Discrete Distribution The market and Stock 3 have the following probability distributions: 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. Open spreadeheet a. Calculate the expected rate of retum for the market. Do not round intermediate calculations. Round your answer to two decimal places. Calculate the expected rate of retum for Stock J. 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. % Probability Distributions