P 11-21 (similar to) Question Help 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% 11.97% 6.31% 4.77% Standard Deviation of returns 38.32% 19.18% 6.23% 3.73% % and The 95% prediction interval of the S&P500 is between number first.) %. (Round to two decimal places and put the lower