O https books.google.com z hcgAAQBAJ&pg PA194&lpg PA194&dq up at calculation for the +standard deviation--of+the+portfolio+that+w allow you to substit C Reade O 7-3 Fill in the spreadsheet below to calculate the portfolio return and risk between Zenon and Dynamics, given the 10 years of annual returns for each stock and portfolio weights of 50/50. a. How would your answer change if the weights were 40 percent for Zenon and 60 percent for Dynamics? b. would your answer change ir he weights were 30 percent for Zenon and 70 percent for Dynamics? Zenon Dynamics Standard deviation Covariance Weight for Zenon Weight for Dymamics Expected portfolio return Portfolio variance Portfolio standard deviation 1232016