Calculate the 95% prediction intervals for the four different investments included in the following table. S&P 500 Average Return Standard Deviation of returns Small Stocks 18.54% 39.97% 12.25% 19.07% Corporate Bonds 5.17% 7.29% T-Bills 3.94% 4.87% The 95% prediction interval of small stocks is between % and %. (Round to two decimal places and put the lower number first.)