Mathematics, 06.03.2020 16:47 kim3265

A quality control expert at LIFE batteries wants to test their new batteries. The design engineer claims they have a variance of 8464 with a mean life of 886 minutes. If the claim is true, in a sample of 145 batteries, what is the probability that the mean battery life would be greater than 904.8 minutes? Round your answer to four decimal places.

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A quality control expert at LIFE batteries wants to test their new batteries. The design engineer cl...

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