In this task you will be given a list of numbers and you need to find the mean (average) of that list. The mean of a list can be found by summing every number in the list then dividing the result by the size of that list. The output should be rounded to 3 decimal places.

Q: [30.224, 63.76, 96.876, 149.052, -38.974, 48.35, 133.493, 142.787, 10.958]

A: 70.725
****
Q: [-72.554, 9.809, 27.09, 190.698]

A: 38.761
****
Q: [-46.61, 13.102, 51.26, 130.916, 109.839]

A:
51.701
****