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: [-31.241, 73.981, 127.71, 166.275, 35.028, -10.432]

A: 60.22
****
Q: [227.601, -61.961, 78.822, -29.52, 126.039, -44.098, 112.374, -19.23, 69.758]

A: 51.087
****
Q: [171.654, 131.424, 59.906, 168.252, 28.876, -0.525]

A:
93.264
****