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]: [-6.992, -36.177, -95.203, 87.142]
[A]: -12.808


[Q]: [51.02, -71.125, 178.19, -7.234, -99.571, -17.215]
[A]: 5.677


[Q]: [-22.74, -40.145, 54.964, 106.885, 43.546, 143.68, -36.221, -23.89, 70.981, -43.289]
[A]:
25.377