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]: [96.706, 239.918, 73.299, 68.184, 233.512, -76.407]
[EX A]: 105.869

[EX Q]: [210.285, -75.025, 54.459, 246.589]
[EX A]:
109.077