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]: [-89.318, 247.959, 25.441, -92.763, 172.246, -57.286, 181.58]
[A]: 55.408


[Q]: [22.971, 146.947, 84.327, 123.65, -30.682, -43.973, 211.836, 146.398, -65.992]
[A]: 66.165


[Q]: [16.451, -82.984, 49.262, 174.81, 216.979, 210.084, 4.893]
[A]:
84.214