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.

[244.1, -84.018, 7.772, 69.273, 99.397, 158.691, -0.315]
70.7

[-98.361, -84.91]
-91.636

[79.79, 14.945, 108.268, 146.943, 5.318, 173.729, 183.337, 14.842]

90.896

