Mathematics, 05.10.2021 07:30 chaserandall2004

The mean life of a television set is 121 months with a variance of 256. If a sample of 95 televisions is randomly selected, what is the probability that the sample mean would differ from the true mean by less than 2.2 months? Round your answer to four decimal places

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The mean life of a television set is 121 months with a variance of 256. If a sample of 95 television...