# Question: Calculate the variance and standard deviation of the U S Treasury

Calculate the variance and standard deviation of the U.S. Treasury bills, long-term government bonds, and small-company stocks for the 1950 to 1959, 1960 to 1969, 1970 to 1979, and 1980 to 1989 from Table 8.1. Which had the highest variance? Which had the lowest variance?

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