UE- End-of-Chapter Problems - Risk and Rates of Return Stocks A and B have the following historical returns: \begin{tabular}{ccc} Year & Stock A's Returns, ra A & 5tock B's Returns, rB \\ \hline 2016 & (21.70%) & (14.60%) \\ 2017 & 31.75 & 17.90 \\ 2018 & 12.50 & 33.70 \\ 2019 & (1.75) & (14.50) \\ 2020 & 34.00 & 32.30 \end{tabular} a. Calculate the average rate of retum for each stock duning the peniad 2016 through 2020. Round your answers to two decimal places: Stock A: Stock B: 6. Assume that sombone held a portiolo consisting of 50% of Stock A and 500% of Stock B. What would the realized rate of refuin os the porttollo have been each year? Round your answers to two decimal places, Negative values should be indicated by a minus sign, \begin{tabular}{cc|} \hline Year & Portfolio \\ \hline 2016 & \multirow{4}{*}{4} \\ 2017 & \\ 2013 \\ 2019 \\ 2020 & 4 \\ \hline \end{tabular} Stansora peosinion stoch A stock B Partalio. c stoch stockn Portotin a. Calculate the averaqe rate of return for each stock during the period 2016 through 2020. Round your answers to two decimal places. Stock A: % Stock B: b. Assume that someone held a portfollo consisting of 50%6 of Stock A and 50% of Stock B. What would the realized rote of teturn on the portfelo have been each year? Round your answers to two decimal places. Negative values should be indicated by a minus sign. What would the average retum on the portfolio have been during this period? Round your answer to two decimal places. standard deviation of returns for each stock and for the portlolio. Round your answers to two decimal places