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]: [65.486, -51.995, 170.628, -23.998, 83.128, -57.38, 130.737, 214.738]
[A]: 66.418


[Q]: [150.3, 163.811, 117.614, -37.314, -69.868, -92.471]
[A]:
38.679