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]: [199.874, -45.634, -39.343, 75.985, 143.35, 87.15, 120.645, -34.636, 159.567]
[A]: 74.106


[Q]: [-44.354, 8.74, 34.514, 207.685]
[A]: 51.646


[Q]: [9.402, 165.935, 73.176, -48.578, -71.775, 36.588, 35.561]
[A]:
28.616