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]: [-3.857, -93.605, 43.857, -73.731, 84.094, -24.492, -41.811, 115.552, 231.429, 130.678]
[EX A]: 36.811

[EX Q]: [208.757, -63.857, 124.458, 25.069, -39.093, -85.924, 112.747]
[EX A]: 40.308

[EX Q]: [161.907, -96.805, 55.916, 55.05, 54.597]
[EX A]:
46.133