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]: [126.453, 169.516, 109.837, 208.695, 113.906, 56.894, 171.345, 126.81]
[EX A]: 135.432

[EX Q]: [102.524, 88.129, 196.972]
[EX A]: 129.208

[EX Q]: [-93.86, -28.498, -68.673, 93.1, 223.892, 85.178, 196.645, 99.377, 204.458, 80.745]
[EX A]:
79.236