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A Study Was Conducted to See How Long Dr μ\mu , the True Mean Waiting Time

Question 129

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A study was conducted to see how long Dr. Kennedy's patients had to wait before their scheduled appointments. A random sample of 33 patients showed the average waiting time was 22 minutes, with a standard deviation of 16 minutes. Construct a 99% confidence interval for μ\mu , the true mean waiting time.

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blured image 22 blured image (2.57...

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