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A manufacturer knows that their items have a lengths that are skewed right, with a mean of 13.2 inches, and standard deviation of 2 inches.

A manufacturer knows that their items have a lengths that are skewed right, with a mean of 13.2 inches, and standard deviation of 2 inches.

If 30 items are chosen at random, what is the probability that their mean length is greater than 13 inches?

(Round answer to four decimal places)

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