High Blood Pressure Twenty-one percent of Americans ages 25 to 74 have high blood pressure. If 16 randomly selected Americans ages 25 to 74 are selected, find each probability. Use a TI-83 Plus/TI-84 Plus calculator. Round your answers to at least three decimal places. YOUR ANSWER Part 0 / 3 Part 1 of 3 (a) None will have high blood pressure. P(none will have high blood pressure) = Try one last time Skip Part Recheck Save For Later Submit Assignment
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This means the probability of a randomly selected American in this age group having high blood pressure is $p = 0.21$. The problem also states that 16 randomly selected Americans ages 25 to 74 are selected. This means the number of trials is $n = 16$. We are asked Show more…
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Blood pressure: High blood pressure has been identified as a risk factor for heart attacks and strokes. The proportion of U.S. adults with high blood pressure is 0.3. A sample of 42 U.S. adults is chosen. Use the TI-84 Plus Calculator as needed. Round the answer to at least four decimal places. Find the probability that less than 26% of the people in the sample of 81 have high blood pressure. The probability that less than 26% of the people in the sample of 81 have high blood pressure is?
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