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Question 4 A manufacturer knows that their items have a normally distributed length, with a mean of 10.9 inches, and standard deviation of 1 inches.

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Question 4 A manufacturer knows that their items have a normally distributed length, with a mean of 10.9 inches, and standard deviation of 1 inches. If 12 items are chosen at random, what is the probability that their mean length is less than 11.3 inches? Submit

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