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]: [10.724, -65.993, 107.56, 154.38, 117.135, 114.495, 11.544]
[EX A]: 64.264

[EX Q]: [-19.26, 130.53, 225.367, 179.475, -63.39]
[EX A]: 90.544

[EX Q]: [64.595, -45.649, -89.932, 64.731, 60.21, 110.264, 140.081, 130.128, -51.886, -50.04]
[EX A]:
33.25