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Gallup reports that 30% of american adults have high blood pressure. a medical office selects at random 2 unrelated medical records from their adult patients. the probability that both patients have high blood pressure is

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The answer to this question would be: 9%
In this question, the probability of founding high blood pressure from american adult is 30% and you are asked the probability to find 2 consecutive adults with high blood pressure. Then the calculation would be: 30%^2= 0.3 * 0.3 = 0.09 = 9%

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