remium is 5%. a. Calculate each stock's coefficient of variation. Do not round intermediate calculations. Round your answers to two decimal places. cvx= CVy= b. Which stock is riskier for a diversified investor? riskier than Stock Y. than Stock X. c. Calculate each stock's required rate of return. Round your answers to one decimal place. rx=% ry=% d. On the basis of the two stocks' expected and required returns, which stock would be more attractive to a diversified investor? rp= % f. If the market risk premium increased to 6%, which of the two stocks would have the larger increase in its required return