based on this data set: Trial Windmilling Stopped Difference 1 73.4 82.3 8.9 2 68.9 75.8 6.9 3 74.1 75.7 1.6 4 71.7 71.7 0.0 5 74.2 68.8 -5.4 6 63.5 74.2 10.7 7 64.4 78.0 13.6 8 60.9 68.5 7.6 9 79.5 90.6 11.1 10 74.5 81.9 7.4 11 76.5 72.9 -3.6 12 70.3 75.7 5.4 13 71.3 77.6 6.3 14 72.7 174.3 101.6 15 64.2 82.5 18.3 16 67.5 81.1 13.6 17 71.2 72.3 1.1 18 75.6 77.7 2.1 19 73.1 82.6 9.5 20 77.4 79.5 2.1 21 77.0 82.3 5.3 22 77.8 79.5 1.7 23 77.0 79.7 2.7 24 72.3 73.4 1.1 25 69.2 76.0 6.8 26 63.9 74.2 10.3 27 70.3 79.0 8.7 find the hypothesis statement, degrees of freedom, mean of the differences (rounded to two decimal places): xd, Standard error of the mean (rounded to two decimal places), and the t-stat of the rounded variables above