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]: [234.272, 196.413, -92.425]
[A]: 112.753


[Q]: [-45.826, -27.376, 126.782, -28.164, 213.819, 186.676]
[A]: 70.985


[Q]: [28.447, 82.523, 63.812, -93.171]
[A]:
20.403