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]: [211.892, 69.725, 110.579, 178.646, 32.595, 163.527, 229.039, -42.103, 51.631, 165.973]
[EX A]: 117.15

[EX Q]: [-56.201, -77.67, -75.53, -51.92, 146.416, 141.525]
[EX A]: 4.437

[EX Q]: [187.518, 218.708, -97.132, -6.462, 201.972, 44.28, 137.253, 109.548]
[EX A]:
99.461