Calculate Beta for Walt Disney (DIS). Use the S&P 500 as your proxy index of the stock market performance. Calculate the Beta for the period from October 1, 2019 through September 30, 2020 using WEEKLY performance data for both the stock and the index. Please provide the worksheet that shows the stock and index values and the calculated stock and market returns that you used to calculate your Beta. Also provide the spreadsheet showing your Beta Calculation (30 points)