The National Health and Nutrition Examination Survey reported that 30% of adults in the United States have

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The National Health and Nutrition Examination Survey reported that 30% of adults in the United States have hypertension (high blood pressure). A sample of 300 adults is studied.

a. Approximate the probability that 85 or more have hypertension.

b. Approximate the probability that fewer than 80 have hypertension.

c. Approximate the probability that the number who have hypertension is between 75 and 85, exclusive.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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