2. A new postsurgical treatment is being compared with a standard treatment. Ten subjects receive the new treatment, while seven others (the controls) receive the standard treatment. The recovery times, in days, are given below. (15 points) Treatment 15 19 2122 24 25 26 30 34 38 Control 1923 263235 3738 4042 45 Find a 98% condence interval for the difference in the mean recovery times between treatment and control. .l