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]: [24.119, 239.006, 239.873, 236.27, 134.34]
[EX A]: 174.722

[EX Q]: [184.477, 178.133, 206.128, 148.349, 50.82, 33.624, 196.968, 179.804]
[EX A]: 147.288

[EX Q]: [-72.554, 9.809, 27.09, 190.698]
[EX A]:
38.761