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]: [-17.026, 165.89]
[EX A]: 74.432

[EX Q]: [-24.069, 49.942, -56.199, 147.337, 81.429, 198.62, -91.886, 33.842, -16.712, -51.661]
[EX A]: 27.064

[EX Q]: [118.525, 186.88, 22.958, 66.43, 186.813, -48.67, 9.883, -30.751, 1.457, 4.094]
[EX A]:
51.762