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 corner of the data table below in order to copy its contents into a spreadsheet.) Year Return 2 + 28.0% 3 |. 12.0% 4 + 4.0% 1 -4.0%