confidence intervals

4:02

11:45

13:02

6:42

4:30

8:24

5:29

2:48

5:34

8:43

12:52

6:59

29:02

24:03

28:26

7:21

21:34

44:07

20:35

7:40

18:08

4:03

3:35

6:44

4:25

5:40

10:11

5:36

5:15

8:45

4:50

17:18

6:01

9:56

8:16

20:25

4:49

6:40

49:12

6:13

5:27

7:30

4:18

14:39

13:39

4:59

9:02

2:41

7:38

3:20

2:24:10

3:11

8:11

3:47

7:10

5:06

2:25

3:20

7:55

3:32