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Can someone please help me with this A random sample of 16 pharmacy customers showed the waiting times below (in minutes). 22 20 25 21

Can someone please help me with this

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A random sample of 16 pharmacy customers showed the waiting times below (in minutes). 22 20 25 21 Click here for the Excel Data File Find a 90 percent confidence interval for u, assuming that the sample is from a normal population. (Round your standard deviation answer to 4 decimal places and t-value to 3 decimal places. Round your answers to 3 decimal places.) The 90% confidence interval

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