Download the spreadsheet from the enclosed link containing the data for Figure 11.1.
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 1929-1940.
c.	Which asset was riskiest during the Great Depression? How does that fit with your intuition?
	Asset Class	S&P 500	Small Stocks	Corp Bonds	World Portfolio	Treasury Bills
a.	Average return	2.552%	16.283%	5.339%	2.940%	0.834%
b.	Variance of returns	10.179%	54.114%	0.121%	6.968%	0.020%
	Standard deviation of returns	31.904%	73.562%	3.480%	26.398%	1.400%
c.	Riskiest Asset:		Small Stocks
	Highest Average Return:		Small Stoks