Question: Suppose that we found the average return for the S&P 500 from 2010 to 2014 to be 13.37% with a standard deviation of 7.13%, what

Suppose that we found the average return for the S&P 500 from 2010 to 2014 to be 13.37% with a standard deviation of 7.13%, what is a 95% prediction interval for 2015's return? ? 13.37% ? 27.64% 0-0.89% O Between-0.89% and 27.63%
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