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]: [205.118, 101.679, 202.802, 144.052, -2.468, 239.04, -94.46, 214.193, 193.626]
[EX A]: 133.731

[EX Q]: [25.58, 99.319, 165.429]
[EX A]: 96.776

[EX Q]: [208.068, -49.928, 185.442, 135.58, 70.11]
[EX A]:
109.854