F. In 2002, all the major stock market indexes decreased dramatically as the attacks on 9/11 drove stock prices spiraling downward. Stocks soon rebounded, but what type of mean return did investors experience over the four-year period from 2002 to 2005? The data in the following table (contained in indexes.xls) represent the total rate of return (in percentage) for the Dow Jones Industrial Average (DJIA), the Standard 85 Poor's 500 (S&P 500), and the technologyheavy NASDAQ Composite (Nasdaq). Year DJIA S&P 500 NASDAQ 2005 -0.6 2.9 1.4 2004 3.4 9.1 8.6 2003 30.0 26.4 50.0 2002 16.8 24.2 ~31.5 a. Calculate the geometric mean rate of return for the DJIA, S&P 500, and Nasdaq. b. What conclusions can you reach concerning the geometric rates of return of the three market indexes