Question: How to solve 3) The following data represent the length of time, in days, to recover for patients randomly treated with one of two medications

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3) The following data represent the length of time, in days, to recover for patients randomly treated with one of two medications to clear up sever bladder infections. Find a 95% confidence interval for the difference u2 - M] between the mean recovery times for the two medications, assuming normal populations with equal variances. Medication 1 n1 = 15 Xy = 17 S = 1.3 Medication 2 n2 = 12 X2 = 19 = 1.4

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