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	19.42%	11.57%	5.26%	3.13%
Standard Deviation of returns	38.26%	20.44%	7.74%	3.13%

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Part 1

The 95% prediction interval of small stocks is between

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and

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(Round to two decimal places and put the lower number first.)

Part 2

The 95% prediction interval of the S&P500 is between

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and

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(Round to two decimal places and put the lower number first.)

Part 3

The 95% prediction interval of corporate bonds is between

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and

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(Round to two decimal places and put the lower number first.)

Part 4

The 95% prediction interval of T-bills is between

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and

enter your response here%.

(Round to two decimal places and put the lower number first.)