Stock X has a 10.00% expected return, a beta coemdent of 0.9 and a 35% standard deviation of expected returns. Stock Y has a 12.0% expected return, a beta coem ent of 1.1, and 30.0% standard deviation. The sk-free rate is 6%, and the market nsk premium is S%. The data has been collected in the Microsoft Excel Onlin. nle below. Open the spreadsheet and perform the required analysis to answer the questions below Open spreadsheet a. Calculate each stock's coefficient of variation. Round your answers to two decimal places. Do not round intermediate calculations CV b. Which stock is riskier for a diversified investor? I. For diversified investors the relevant risk is measured by beta. Therefore, the stock with the higher beta is more risky. Stock Y has the higher beta so it is more risky than Stock X. Il. For diversified investors the relevant risk is measured by standard deviation of expected returns. Therefore, the stock with the higher standard deviation of expected returns is III. For diversified investors the relevant risk is measured by beta IV. For diversified investors the relevant risk is measured by standard deviation of expected returns. Therefore, the stock with the lower standard deviation of expected returns is more risky. Stock X has the higher standard deviation so it is more risky than Stock Y . Therefore, the stock wth the lower beta is more risky. Stock X has the lower beta so it is more risky than Stock more risky. Stock Y has the lower standard deviation so it is more risky than Stock x. For diversified investors the relevant risk is measured by beta. Therefore, the stock witn the higher beta is less rsky. Stock Y has the higher a so it is less nsey than Stock X c. Calculate each stock's required rate of return. Round your answers to two decimal places d. On the basis of the two stocks' expected and required returns, which stock would be more attractive to a diversified investor? e. Calculate the required return of a portfolio that has $9,000 invested in Stock X and $8,500 invested in Stock Y. Do not round intermediate calculations. Round your answer to two decimal places. If the market risk premium increased to 6%, which of the two stocks would have the larger increase in its required return