If returns of S&P 500 stocks are normally distributed, what range of returns would you expect to see 95% of the time? Base your answer on the information below. Small Stocks S&P 500 Corporate Bonds T-Bills Average Return 19.32% 11.05% 6.16% 3.68% Standard Deviation of 38.52% 20.85% 6.57% 3.89% returns The 95% prediction interval of the S&P500 is between % and %. (Round to two decimal places and put the lower number first.)