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A tire manufacturer claims that one particular type of tire will last at least 50,000 miles. A group of angry customers do not believe this

A tire manufacturer claims that one particular type of tire will last at least 50,000 miles. A group of angry customers do not believe this is so. They take a sample of 14 tires and want to test if the mean mileage of the tires is really 50,000. The alternative hypothesis is that is ________ 50,000 miles

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