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An Insurance company study shows that 40% of U.S. adults have high blood pressure. Suppose 8 U.S. adults are selected at random. Let X

An Insurance company study shows that 40% of U.S. adults have high blood pressure. Suppose 8 U.S. adults are selected at random. Let X be the number of U.S. adults (among the 8 selected) that have high blood pressure. Question 1 Find the probability that exactly 3 of the 8 U.S. adults selected have high blood pressure. I don't know 2 attempts

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