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An operation manager at an electronics company wants to test their amplifiers. The design engineer claims they have a mean output of368 368watts with a

An operation manager at an electronics company wants to test their amplifiers. The design engineer claims they have a mean output of368

368watts with a standard deviation of12watts. What is the probability that the mean amplifier output would be greater than365.6watts in a sample of84amplifiers if the claim is true? Round your answer to four decimal places.

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