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Probability - Statistics

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Scores for men on the verbal portion of the SAT test are normally distributed with a mean 509 and a standard deviation of 112. Randomly selected men are given the Columbia review course before taking the SAT test. Assume that the course has no effect. If 16 of the men are randomly selected, find the probability that their mean score is at least 590.

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The expert examines the scores for men on the verbal portion of the SAT. Probability is examined. A neat and step-wise solutions are provided.

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