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]: [-66.271, 56.586, -21.072, 136.915, 54.951, 112.054]
[A]: 45.527


[Q]: [-28.295, -24.828, -66.96, -12.108, -96.597, 110.99, 172.86, -18.752, 157.717]
[A]: 21.559


[Q]: [162.141, 123.398, 133.398, -10.879, 174.831, 48.603]
[A]:
105.249