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]: [82.748, 43.804, -13.469, 226.705, -7.478]
[A]: 66.462


[Q]: [48.122, -2.158, 12.547, -39.257, -62.936, 120.37, 133.697, 68.132, 93.801]
[A]: 41.369


[Q]: [-90.119, -29.624, 162.765, 246.069, 150.043, 163.064, -89.514, 69.026, 249.461]
[A]:
92.352


