Question: 17 The average annual return for the S&P 500 from 1886 to 2006 is 10%, with a standard deviation of 2%. Based on these mumbers,
17 The average annual return for the S&P 500 from 1886 to 2006 is 10%, with a standard deviation of 2%. Based on these mumbers, what is a 99% confidence interval for 2007s returns? A) -5%, 15% B) 4% 16% C) 8%, 12% D) 10%, 10%
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