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]: [-27.115, -11.908, 125.703, 202.749, 139.333, 242.982, -93.292, 161.484]
[EX A]: 92.492

[EX Q]: [169.922, 249.47, 142.453, -55.768, 155.357, 6.096, -95.702, 243.569, 31.11, -75.031]
[EX A]: 77.148

[EX Q]: [-65.665, 179.403]
[EX A]:
56.869