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]: [116.074, 213.452, 86.981]
[A]: 138.836


[Q]: [-59.526, 55.871, 118.248, 197.073]
[A]: 77.916


[Q]: [91.125, -49.353, -4.982, -25.955, 48.882, 132.75, 67.699]
[A]:
37.167