A study by the national center for health statistics found that the BMI of American young women (ages 20-29) has a mean of 26.8 and a standard deviation of 7.4. Circle the best answer.
a. Using the 68-96-99.7% rule, approximately 84% of this population would have a BMI that is more than 19.4
b. The national center for health defines a person with a BMI that is in the lower 13% of the population to be underweight. According to this definition, young female with a BMI of 19.6 is underweight.
c. The national center for health defines a person with a BMI associated with a z-score of 0.43 or more to be overweight. According to this definition approximately a person with a BMI of 31.0 is overweight
d. Both (a) and (b) are true.
e. Both (a) and (c) are true.
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