Calculate the 95% prediction intervals for the four different investments included in the following table.

	Small Stocks	S&P 500	Corporate Bonds	T-Bills
Average Return	18.12%	11.39%	6.28%	4.85%
Standard Deviation of returns	39.31%	20.96%	7.02%	3.75%

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.)