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]: [-7.892, -43.609, 46.236, -78.213, -76.066]
[A]: -31.909


[Q]: [245.466, 19.262, 199.878]
[A]: 154.869


[Q]: [159.111, -68.049]
[A]:
45.531