Approzimation to the binomial with a correction for continui

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Suppose that 15% of the people in a large city have used a hospital emergency room in the past year. If a random sample of 145 people from the city is taken, approximate the probability that at least 22used an emergency room in the past year. Use the normal approzimation to the binomial with a correction for continuity.

Reference no: EM132195902

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