Question

According to the U.S. National Center for Health Statistics, the mean height of 18 -24 year old American males is 69.7 inches.
Assume the heights are normally distributed with a standard deviation of 2.7 inches.
Fill in the following blanks:
a. About 68.26% of 18 -24 year old American males are between ______ and ______ inches tall.
b. About 95.44% of 18 -24 year old American males are between ______ and ______ inches tall.
c. About 99.74% of 18 -24 year old American males are between ______ and ______ inches tall.



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  • CreatedAugust 05, 2013
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