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National center for health statistics

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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 75% of the data for your gender lies between what two heights?
  • If height is assumed to be normal, what percentage of the data lies between those same two heights?

Reference no: EM132386715

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