A stock had annual returns of 16 percent, 8 percent, -17 percent, and 21 percent for the past four years. Based on this information, what is the 95 percent probability range of returns for any one given year?

-9.87 to 23.87 percent

-50.54 to 57.61 percent

-26.74 to 40.74percent

-47.68 to 54.68 percent

Which one of the following is a correct ranking of securities based on the volatility of their annual returns over the period of 1926-2013? Rank from highest to lowest.

a-Long-term government bonds, long-term corporate bonds, intermediate-term government bonds

b-Large-company stocks, U.S. Treasury bills, long-term government bonds

c-Intermediate-term government bonds, long-term corporate bonds, U.S. Treasury bills

d-Large-company stocks, small-company stocks, long-term government bonds