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Question: a quality control expert at glotech computers wants to test...

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A quality control expert at Glotech computers wants to test their new monitors. The production manager claims they have a mean life of 77 months with a standard deviation of 7 months. If the claim is true, what is the probability that the mean monitor life would differ from the population mean by greater than 0.7 months in a sample of 143 monitors? Round your answer to four decimal places.

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