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]: [194.983, -22.961, 95.798, -2.34, 178.547, -90.942, 122.52, 109.389]
[EX A]: 73.124

[EX Q]: [88.77, 109.102, -86.446, 207.301, 160.91, -12.956]
[EX A]: 77.78

[EX Q]: [78.686, -25.877, 89.769, -81.231, 72.704, 197.362]
[EX A]:
55.236