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]: [142.225, 243.809, -41.935, 96.795, -99.067, 222.292, 113.486, 143.726]
[EX A]: 102.666

[EX Q]: [73.331, 85.459, 59.798, -35.019]
[EX A]: 45.892

[EX Q]: [159.027, 79.711, -28.556, 239.033, 39.983, 233.26, -82.59]
[EX A]:
91.41