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]: [-77.226, 44.49]
[EX A]: -16.368

[EX Q]: [-65.295, 113.842, -82.683, 235.996, 143.686, 31.127, 135.386, 217.657, -87.331]
[EX A]: 71.376

[EX Q]: [95.072, 62.772, 68.969]
[EX A]:
75.604