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]: [-24.857, -28.799, 240.99]
[EX A]: 62.445

[EX Q]: [207.449, 85.584, -55.048, -10.53, 30.755]
[EX A]: 51.642

[EX Q]: [132.217, 18.037, 8.968, 114.636, 112.077, 41.356, 31.027, 52.692]
[EX A]:
63.876