mework-Graded Stocks A and B have the following historical returns: Year 2014 Stock A's Returns, TA (20.80%) 35.50 Stock B's Returns, le (12.80%) 22.20 2015 2016 13.50 37.70 2017 (5.50) (7.00) 2018 24.50 7.10 a. Calculate the average rate of return for each stock during the period 2014 through 2018. Round your answers to two decimal places. Stock A: 9.21 % Stock B: 9.21 % b. Assume that someone held a portfolio consisting of 50% of Stock A and 50% of Stock B. What would the realized rate of return on the portfolio have been each year? Round your answers to two decimal places. Negative values should be indicated by a minus sign. Year Portfolio 2014 20.10 % 2015 22.38 % 2016 24.63 % 2017 7.25 % 2018 20.75 % What would the average return on the portfolio have been during this period? Round your answer to two decimal places. 9.21 % c. Calculate the standard deviation of returns for each stock and for the portfolio. Round your answers to two decimal places. Stock A Stock B Portfolio Standard Deviation 23.64 % 20.87 % 20.45 % d. Calculate the coefficient of variation for each stock and for the portfolio. Round your answers to two decimal places. Stock A Stock B Portfolio CV 2.57 2.27 2.22 3 to RARIAE LA