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Question=
Based on this data, create an interval for which we would consider it "usual" for a randomly selected participant to fall within.
1-6
2-1
3-1
4-4
5-6
6-8
7-2
8-2
9-4
10-5
11-7
12-10
13-6
14-3
15-2
16-1
17-Something
.............
18-1
19-2
20-3
21-5
22-7
23-8
24-2
25-3
26-2
27-2
28-4
29-3
30-4
31-6
32-1
33-1
34-6
35-4
36-4
37-3
38-1
39-1
40-5
41-8
42-1
43-7
44-9
45-2
46-9
47-7
48-8
49-4
..........
50-2
There is a missing data point at "something" we replaced it with mean.
95% confidence interval =
alpha = 0.95
se = standard error
We expect it "usual" for a randomly selected participant to fall within this interval.
If you want to be 99% sure
alpha = 0.99
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