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]: [151.151, 144.049, 217.252]
[A]: 170.817


[Q]: [-44.471, 208.445, 208.318, -34.134]
[A]: 84.54


[Q]: [-87.469, -11.619, 167.352, -20.709, -24.738, 120.883, 49.157, 155.368]
[A]:
43.528