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]: [224.567, -42.213, 232.017]
[A]: 138.124


[Q]: [117.913, 21.456, 98.401, -32.801, -20.798, 182.745, 201.277]
[A]: 81.17


[Q]: [248.646, 18.139, -55.179, 138.121, -33.917, 57.471, 237.952, -43.899, -10.724]
[A]:
61.846