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It has been hypothesized that on average employees spend one hour a day playing video games at work. To test this at her company, a

It has been hypothesized that on average employees spend one hour a day playing video games at work. To test this at her company, a manager takes a random sample of 35 employees who showed a mean time of 55 minutes per day with a standard deviation of 5 minutes. Calculate a confidence interval to test the hypotheses at = .02.

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