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categoryإحصاء schoolبكالوريوس event_available2026-07-14

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QUESTION 9 Solve the problem. A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 200 and a standard deviation of 50. If 40 different applicants are randomly selected, find the probability that their mean is above 215. 0.1179 0.0287 0.3821 0.4713 10 points

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