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]: [159.381, -84.046]
[A]: 37.668


[Q]: [51.02, -71.125, 178.19, -7.234, -99.571, -17.215]
[A]: 5.677


[Q]: [83.565, 143.697, 5.891, 155.304, 78.853, 230.402, -3.872, 227.728, 169.259]
[A]:
121.203