0:00:00.000,0:00:06.000
For these 83 elements, I'll tell you that the sum of the values is 6618.47.
0:00:06.000,0:00:15.000
The sum of the square is 528,679.
0:00:15.000,0:00:19.000
Now, you can work this out yourself, but then you have to go through a awful lot of numbers,
0:00:19.000,9:59:59.000
so I just did this for you. Give me the mean.