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]: [195.019, 144.893, 32.821, -21.855, 136.755]
[EX A]: 97.527

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

[EX Q]: [177.048, 212.966, 182.746, 113.324, -46.019, 25.338]
[EX A]:
110.9