please solve the following:

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. a. What is the average annual return? The average return is \%. (Round to two decimal places.) Data table Using the data in the following table. calculate the retum for investing in this stock from January 1 to December 31 . Prices are after the dividend has been paid. The return for investing in this stock from January 1 to December 31 is \%. (Round to two decimal places.) Data table (Click on the following icon 0 in order to copy its contents into a spreadsheet.)