quality control expert at LIFE batteries wants to test their

Last updated: 7/7/2023

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 f the claim is true in a sample of 145 batteries what is the probability that the mean battery life would differ from the population mean by less than 13 4 minutes Round your answer to four decimal places