Excel Activity: Evaluating Risk and Return Bartman Industries's and Reynolds Inc.'s stock prices and dividends, along with the Winslow 5000 Index, are shown here for the period 2015-2020. The Winslow 5000 data are adjusted to include dividends. Bartman Industries Reynolds Inc. Winslow 5000 Year Stock Price Dividend Stock Price Dividend Includes Dividends 2020 $17.35 $1.17 $49.75 $3.15 $11,320.61 2019 14.85 1.07 53.30 3.05 8,424.84 2018 16.75 49.75 2.90 8,301.83 2017 10.85 0.95 57.95 2.70 6,296.04 2016 11.42 0.90 61.60 5,513.40 2015 7.72 0.85 56.65 2.10 4,654.91 The data has been collected in the Microsoft Excel file below, Download the spreadsheet and perform the required analysis to answer the questions below. Do not round intermediate calculations. Use a minus sign to enter negative values, if any. 1.00 2.40 a. Use the data to calculate annual rates of return for Bartman, Reynolds, and the Winslow 5000 Index. Then calculate each entity's average return over the 5-year period. (Hint: Remember, returns are calculated by subtracting the beginning price from the ending price to get the capital gain or loss, adding the dividend to the capital gain or loss, and dividing the result by the beginning price. Assume that dividends are already Induded in th Index. Also, you cannot calculate the rate of return for 2015 because you do not have 2014 data.) Round your answers to two decimal places Bartman Industries Reynolds Inc. Winslow 5000 2020 2019 % Year % % % % % 2018 % % 96 96 2017 2016 % % Average % % % 90 b. Calculate the standard deviations of the returns for Bartman, Reynolds, and the Winslow 5000. (Hint: Use the sample standard deviation formula which corresponds to the STDEV. S function in Excel.) Round your answers to two decimal places Bartman Industries Reynolds Inc. Winslow 5000 Standard deviation % c. Calculate the coefficients of variation for Bartman, Reynolds, and the Winslow 5000. Round your answers to two decimal places. Bartman Industries Reynolds Inc. Winslow 5000 Coefficient of variation d. Assume the risk-free rate during this time was 4%. Calculate the Sharpe ratios for Bartman, Reynolds, and the Index over this period using their average returns. Round your answers to four decimal places. Bartman Industries Reynolds Inc. Winslow 5000 Sharpe ratio e. Construct a scatter diagram that shows Bartman's and Reynolds's retums on the vertical axis and the Winslow 5000 Index's returns on the horizontal axis. Choose the correct graph