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]: [-27.872, -9.249, 218.646, -32.0, 49.715, 58.225, 118.489, 29.679, 31.407]
[EX A]: 48.56

[EX Q]: [226.383, 37.978, 174.444, 117.212]
[EX A]: 139.004

[EX Q]: [56.855, -15.42, 166.529, 79.81, 18.164, 127.812, 129.26, 60.611, 87.934]
[EX A]:
79.062