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]: [113.238, 247.072, -31.448, -33.563, 74.519, 67.841]
[A]: 72.943


[Q]: [39.88, 58.489, 225.343, 105.008, 210.581, 35.577]
[A]: 112.48


[Q]: [38.343, 177.478, 120.174, -74.923, 98.159]
[A]:
71.846