This question has 19 parts. Please help me with this :)

Use the data shown in the following table: a. Compute the average return for each of the assets from 1929 to 1940 (the Great Depression). b. Compute the variance and standard deviation for each of the assets from 1929 to 1940. c. Which asset was the riskiest during the Great Depression? How does that fit with your intuition? Note: For all your answers type decimal equivalents. a. Compute the average return for each of the assets from 1929 to 1940 (the Great Depression). The average return for the S\&P 500 was (Round to five decimal places.) Data table (Click on the following icon in order to copy its contents into a spreadsheet.) Yearly Returns from 1929-1940 for the S\&P 500, Small Stocks, Corporate Bonds, World Portfolio, Treasurv Bills. and Inflation (as Measured bv the CPI)