\begin{tabular}{ccc} Year & Stock A's Returns, rA & Stock B's Returns, rn \\ \hline 2016 & (22.80%) & (14.80%) \\ 2017 & 22.00 & 15.50 \\ 2018 & 18.50 & 21.80 \\ 2019 & (3.50) & (14.60) \\ 2020 & 23.00 & 29.30 \end{tabular} a. Calculate the average rate of return for each stock during the period 2016 through 2020 . Round your answers to two decimal places 5tock as % Stock B: Wh b. Assume that someone heid a portfolo consisting of 50% of Stock A and 50% of 5 tock B. What would the realized rate of return on the portfollo have been each year? Round your answers to two decimal places. Negative values should be indicated by a minus sign. \begin{tabular}{c|c} Year & Portfollo \\ \hline 2016 & % \\ 2017 & % \\ 2018 & % \\ 2019 & % \\ 2020 & % \end{tabular} What would the average retum on the portfolio have been during this period? round your answer to two decimal placns. Calculate the standard deviation of returns for esch sock and for the pertolo. Round your answers to twa decimal places: d. Caiculate the coefficient of variation for eech stotk and for the pertfolo. Round your answers to two decimal places. CV Stock A stock B = Portfolie e. Assu-Ting you are a nisk-averse investoc, would you prefer to keld stock A, 5 tock bib, or the portolio