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A local Police Department believes that at least 80% of the drives stopped on Saturday nights...

A local Police Department believes that at least 80% of the drives stopped on Saturday nights for speeding are under the influence of alcohol. A sample of 50 drivers who were stopped for speeding on a Saturday night was taken and 71% of the drivers in the sample were under the influence of alcohol. At 5%, test the police department's belief. What is your conclusion? What is the p-value for this test? SHOW ALL WORK AND MAKE LEGIBLE

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