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]: [73.331, 85.459, 59.798, -35.019]
[A]: 45.892


[Q]: [208.678, 219.921, 113.318, 23.83, -42.88, -32.702, -36.191, 117.84, 91.988]
[A]: 73.756


[Q]: [-74.084, 8.978, 137.226, -9.442]
[A]:
15.669