how to calculate an average in excel

3:42

1:31

1:54

2:00

2:52

18:00

2:47

2:08

1:10

2:34

1:22

00:26

5:48

1:08

6:47

6:19

4:49

3:54

2:44

5:35

3:34

1:47

6:59

2:40

9:42

3:09

7:36

1:26

1:35

1:39

4:42

4:11

10:07

1:12

4:23

00:43

13:26

23:38

3:59

4:03

4:01

3:31

3:24

5:41

6:39

5:30

4:45

7:42

00:14

5:55

2:48

1:21

3:43

2:00

1:39

2:47

3:41

6:47

4:45

2:49