Can someone help me with this please

According to the National Center for Health Statistics, the mean height of an American male is 69.3 inches and the mean height of an American female is 63.8 inches. The standard deviation for both genders is 2.7 inches. According to Chebyshev’s Theorem (look in the Guided Worksheets on page 49 for more information), what heights for your gender mark the 75% data values?  If height is assumed to be normal what percentages lies between those two heights?Chebyschev’s Theorem:  For any data set at least 75% of the data values are within 2 standard deviations of the mean and at least 89% are within 3 SD’s.

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