Homework: Chapter 11 Homework Score: 0 of 1 pt P 11-9 (similar to) The last four years of returns for a stock are as shown here ! a. What is the average annual return? b. What is the variance of the stock's returns? c. What is the standard deviation of the stock's returns? Note: Notice that the average return and standard deviation must be entered in percentage format. The variance must be entered in decimal format (Click on the icon located on the top-right comer of the data table below in order to copy its contents into a spreadsheet.) Year Return - 3.8% +27.7% + 12.4% + 3.7%