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]: [156.41, 19.521, 110.08, -59.009, 49.787, 243.748, -25.285, -71.104, 131.859, -70.207]
[EX A]: 48.58

[EX Q]: [129.453, 232.284, -34.595]
[EX A]: 109.047

[EX Q]: [-98.71, 60.583, 13.907, 232.317, -34.461, 71.265, 35.162, 23.503]
[EX A]:
37.946