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Which person is relatively taller in their group

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Which person is relatively taller in their group, a man 75 inches tall (xbar = 70 and s = 4.0) or a woman 70 inches
tall (xbar = 65 and s = 3.5)? (Note: xbar represents the mean value of the sample of heights collected.)

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Solution Summary

The solution determines which person is relatively taller.

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We compute the z values of each distribution:
For the man, z = (75-xbar)/s = (75-70)/4.0 = ...

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