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Question 11 The mean battery life of the iphone is approximately 12.3 hours with a standard deviation of 5.12 hours. If 40 iPhones are randomly

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Question 11 The mean battery life of the iphone is approximately 12.3 hours with a standard deviation of 5.12 hours. If 40 iPhones are randomly selected, there is a 81% probability that the mean battery life is between what two values? If there are two answers, list both answers separated by a comma. Submit

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