Determine the 95% confidence interval for the mean difference between the two groups (using Group 1 minus Group 2). Input your answers below. 1. What is the point estimate for this 95% confidence interval?
2. What is the margin of error for this 95% confidence interval?
Group 1
69
34
39
30
50
25
32
33
9
9
6
23
15
16
33
10
22
3
21
9
37
38
Group 2
30
12
14
19
17
16
13
12
6
8
4
8
5
15
16
32
7
14
13
19
12