Question: The U.S. Department of Health and Human Services collected sample data for 772 males between the ages of 18 and 24. That sample group has a mean height of 69.7 inches with a standard deviation of 2.8 inches. Find the 99% confidence interval for the mean height of all males between the ages of 18 and 24.

1. [63.19 76.21]
2. [62.49 76.91]
3. [69.65 69.75]
4. [69.47 69.93]
5. [69.44 69.96]

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