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: [84.142, -99.804]

A: -7.831
****
Q: [138.526, 60.81, 233.845, -33.602, 189.784, 13.888, 184.543, 53.635, 18.299, -87.132]

A: 77.26
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Q: [2.258, 234.144, 166.894, -75.514, -15.024, -48.211, -21.893, 66.767, -9.283, -11.226]

A:
28.891
****