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8. [n a survey conducted by the National Center for Health Statistics, the sample mean height of women in the United States (ages 20-29) was
8. [n a survey conducted by the National Center for Health Statistics, the sample mean height of women in the United States (ages 20-29) was 64.2 inches, with a sample standard deviation of 2.9 inches. Use the Empirical rule to estimate the percent of the women whose heights are between 64.2 inches and '70 inches. (Adapted 'om National Center for Health Statistics). (3 ptS) (b) If 120 women were in the sample, approximately how many women's height is between 64.2 inches and TO inches? (Round to the nearest whole number) (2 pts) (c) The mean score on a statistics exam is 85 points, with a standard deviation of 2. Apply Chebyshev's theorem to the data using k = 3. Interpret the results. (5 pts)|
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