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Score on last try: 0.2 of 1 pts. See Details for more. > Next question Get a similar question You can retry this question below You are interested in finding a 90% confidence interval for the mean number of visits for physical therapy patients. The data below show the number of visits for 15 randomly selected physical therapy patients. Round answers to 3 decimal places where possible. 10 16 20 9 15 21 14 7 23 18 17 5 20 10 10 a. To compute the confidence interval use a tv✓ distribution. b. With 90% confidence the population mean number of visits per physical therapy patient is between and visits. c. If many groups of 15 randomly selected physical therapy patients are studied, then a different confidence interval would be produced from each group. About percent of these confidence intervals will contain the true population percent will not contain mean number of visits per patient and about the true population mean number of visits per patient.