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Question 7 In order to determine the miles per gallon rating for a new midsize minivan, an automaker randomly selected a sample of 50 vehicles.

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Question 7 In order to determine the miles per gallon rating for a new midsize minivan, an automaker randomly selected a sample of 50 vehicles. The simple provided a sample mean of 31.56 mps. The population standard deviation g is unknown. The sample standard deviation is 798. Determine and interpret the 99% confidence interval for the mpg rating

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