Question: A new post-surgical treatment is being compared with a standard treatment. Seven subjects receive the new treatment, while seven others (the controls) receive the standard

A new post-surgical treatment is being compared with a standard treatment. Seven subjects receive the new treatment, while seven others (the controls) receive the standard treatment. The recovery times, in days, are given below.

Treatment: 12 13 15 19 20 21 24 Control: 18 23 24 30 32 35 39 Find a 98% confidence interval for the difference in the mean recovery times between treatment and control.

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