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]: [-45.826, -27.376, 126.782, -28.164, 213.819, 186.676]
[EX A]: 70.985

[EX Q]: [140.332, 92.06]
[EX A]: 116.196

[EX Q]: [93.018, 193.55, -63.786, -20.865, -24.826, 168.569, -36.063, 202.202, 111.759, 33.249]
[EX A]:
65.681