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]: [25.58, 99.319, 165.429]
[A]: 96.776


[Q]: [99.278, 72.353, -21.292]
[A]: 50.113


[Q]: [215.258, -5.179, 201.824, 89.71, -12.533, -22.842, 97.852]
[A]:
80.584