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]: [-92.0, 108.814, 164.207, 94.26, 33.74]
[EX A]: 61.804

[EX Q]: [166.542, 216.326, 98.969, -96.779, 33.532]
[EX A]: 83.718

[EX Q]: [119.073, 43.068, 67.848, 110.865, 248.368, 141.173, 130.342, -64.216, 60.822, -98.735]
[EX A]:
75.861