Question: 12) Construct a 95% confidence interval for the difference between the two means Treatment Group= n1: 78 Xbar = 179.1 S1; 35.7 Control Group= n2;

12) Construct a 95% confidence interval for the difference between the two means Treatment Group= n1: 78 Xbar = 179.1 S1; 35.7 Control Group= n2; 70 Xbar; 213.7 s2= 37.2

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