A consumer rights organization tests a new car to estimate the cars average gasoline mileage. Because its
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A consumer rights organization tests a new car to estimate the car’s average gasoline mileage. Because its budget is limited, the organization can test only 25 cars. The standard deviation of the cars tested is 2. What is the range of the 90 % confidence interval?
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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