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Suppose a batch of metal shafts produced in a manufacturing company have a standard deviation of...

Suppose a batch of metal shafts produced in a manufacturing company have a standard deviation of 2.5 and a mean diameter of 214 inches. If 85 shafts are sampled at random from the batch, what is the probability that the mean diameter of the sample shafts would be greater than 214.2 inches? Round your answer to four decimal places.

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