tate6248 tate6248

24-11-2022
Mathematics

contestada

math.uh.edu the gas mileage for a certain model of car is known to have a standard deviation of 4 mi/gallon. a simple random sample of 64 cars of this model is chosen and found to have a mean gas mileage of 27.5 mi/gallon. construct a 96.5% confidence interval for the mean gas mileage for this car model.

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