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.

[EX Q]: [-81.517, 126.001, 203.19, 236.819, 36.037, 152.691, -1.444, -37.296]
[EX A]: 79.31

[EX Q]: [145.697, -40.957, -46.926, -55.065, 177.211, 204.811, -94.192, -47.466]
[EX A]: 30.389

[EX Q]: [148.784, 235.3, 239.053]
[EX A]:
207.712