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]: [78.523, 239.098, 9.698, 69.94]
[A]: 99.315


[Q]: [123.511, 37.811, 249.595, -25.324]
[A]: 96.398


[Q]: [-27.223, -59.709, 186.655, -63.274]
[A]:
9.112