Question: You are interested in finding a 98% confidence interval for the mean number of visits for physical therapy patients. The data below show the number

You are interested in finding a 98% confidence interval for the mean number of visits for physical therapy patients. The data below show the number of visits for 11 randomly selected physical therapy patients. Round answers to 3 decimal places where possible.

21 21 26 9 19 24 22 7 22 23 8

with98% confidence the population mean number of visits per physical therapy patient is between

and visits.

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