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]: [179.929, 180.162, -63.896, -56.366, 233.638]
[EX A]: 94.693

[EX Q]: [-66.271, 56.586, -21.072, 136.915, 54.951, 112.054]
[EX A]: 45.527

[EX Q]: [8.326, 17.383, 121.36, 224.417, -31.113, 52.054]
[EX A]:
65.404