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]: [-17.026, 165.89]
[A]: 74.432


[Q]: [204.235, -53.675, 201.303, 20.869]
[A]: 93.183


[Q]: [170.174, -94.712, -5.629, 200.789, 19.126]
[A]:
57.95