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Calculate the 95% confidence intervals for the four different investments included in the following table. Small Stocks S&P 500 Corporate Bonds T-Bills Average Return 22.05%
Calculate the 95% confidence intervals for the four different investments included in the following table.
Small Stocks | S&P 500 | Corporate Bonds | T-Bills | |
Average Return | 22.05% | 11.74% | 6.49% | 4.09% |
Standard Deviation of returns | 42.62% | 20.52% | 7.04% | 3.42% |
The 95% confidence interval of S&P 500 is between % and %.
(Round to two decimal places and put the lower number first.)
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