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Social Studies, 22.11.2019 06:31 mbonham481

The average age for licensed drivers in a certain county is 42.6 years with a standard deviation of 12.2 years. a researcher obtained a sample of 25 drivers who received parking tickets and computed the average age of these drivers. which test should be used to determine if the average age of the drivers who received parking tickets is significantly different from the average age of drivers in the entire county?

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