standard deviation example

7:14

2:06

7:49

3:55

10:21

5:00

3:43

1:47

5:23

5:05

8:16

8:26

12:42

47:50

3:26

2:55

8:16

12:34

10:24

5:59

8:01

29:30

9:29

10:59

11:07

2:52

9:30

10:45

5:31

15:32

5:47

19:18

5:50

12:12

2:48

3:16

7:10

15:28

11:27

3:50

15:24

3:01

10:05

5:14

4:25

2:11

6:34

11:10

10:25

9:32

7:50

1:34

14:22

20:27

3:14

20:27

32:13

3:05

7:14

11:06