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Public Health and Nutrition One measure of general health is your body mass index (BMI). Adults with a BMI between 18.5 and 24.9 are generally considered to have an ideal body weight for their height. Despite a reputation as a foodloving nation, the mean BMI for adults in France is 24.5.11 Suppose the BMI for adults in France is normally distributed with standard deviation 1.3.
a. Suppose one adult from France is selected at random. What is the probability that the person's BMI is more than 25.5?
b. Suppose 10 adults from France are selected at random. What is the probability that the sample mean BMI is greater than 25.5?
c. What is the probability that the sample mean BMI is less than 24?
d. A certain health spa claims its clients have BMI between 23.5 and 24. Suppose eight health spa clients are selected at random. What is the probability that the sample mean will be in this interval?
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