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]: [191.996, -86.097, 81.958, -22.864, 102.176, 41.523, 222.055, 2.513, 184.656, -50.416]
[EX A]: 66.75

[EX Q]: [-94.827, -4.806, 33.138, 11.562, -68.261]
[EX A]: -24.639

[EX Q]: [-49.246, -51.453, -22.548, 204.834, 87.783, 116.318, 239.339, -26.778, 114.626, 148.164]
[EX A]:
76.104