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Suppose the heights of adult American males are normally distributed with a mean of 67.2 inches and a standard deviation of 4.22. What would be

Suppose the heights of adult American males are normally distributed with a mean of 67.2 inches and a standard deviation of 4.22. What would be the upper boundary, in inches, of a symmetric, centered interval that contained all the data within 1.27 standard deviation units of the mean? Round to the nearest hundredth.

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