P 11-19 (similar to) Question Help Calculate the 95% prediction intervals for the four different investments included in the following table. Average Return Standard Deviation of returns Small Stocks 19.12% 38.18% S&P 500 11.71% 19.82% Corporate Bonds 5.45% 7.56% T-Bills 4.11% 4.39% The 95% prediction interval of small stocks is between % and %. (Round to two decimal places and put the lower number first.)