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Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of509 509and a standard deviation of112 (a)If1 man

Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of509

509and a standard deviation of112

(a)If1 man is randomly selected, find the probability that his score is at least571.

b) If11men are randomly selected, find the probability that their mean score is at least571.

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