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]: [-31.252, 246.934, 96.512, 19.356, -50.759, 134.528, 176.914, 17.007, 171.802]
[A]: 86.782


[Q]: [153.482, 150.917]
[A]: 152.2


[Q]: [203.231, 221.914, 29.718, 204.438, 105.014, -34.976, 5.602, 198.131, 243.99, 99.583]
[A]:
127.664