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Probability that an incoming freshman will graduate

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At a university, the probability that an incoming freshman will graduate within four years is 0.553. Use the normal approximation to estimate, to the nearest thousandth, the probability that

(a) at least 60 out of a group of 100 incoming freshman will graduate in four years,

(b) no more than 80 out of a group of 150 incoming freshman will graduate in four years.

Reference no: EM132139586

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