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Mathematics, 01.08.2021 14:00 skylerlorain1

An operation manager at an electronics company wants to test their amplifiers. The design engineer claims they have a mean output of 422 watts with a variance of 100. What is the probability that the mean amplifier output would be greater than 421.4 watts in a sample of 43 amplifiers if the claim is true? Round your answer to four decimal places.

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