Calculate the 95% prediction intervals for the four different investments included in the following table. Average Return Standard Deviation of returns Small Stocks 18.12% 39.41% S&P 500 12.89% 19.96% Corporate Bonds 6.06% 6.45% T-Bills 4.78% 3.48% The 95% prediction interval of small stocks is between % and %. (Round to two decimal places and put the lower number first.) The 95% prediction interval of the S&P500 is between % and %. (Round to two decimal places and put the lower number first.) The 95% prediction interval of corporate bonds is between % and %. (Round to two decimal places and put the lower number first.) The 95% prediction interval of T-bills is between % and %. (Round to two decimal places and put the lower number first.)