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


[Q]: [134.631, 27.106]
[A]: 80.868


[Q]: [184.477, 178.133, 206.128, 148.349, 50.82, 33.624, 196.968, 179.804]
[A]:
147.288