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]: [87.234, -30.861, 221.46, 120.15, -85.065, 67.024, 144.174, -64.546]
[EX A]: 57.446

[EX Q]: [219.769, -36.26, 3.121, -22.5, 124.372]
[EX A]: 57.7

[EX Q]: [193.927, 120.599, 239.041, 198.231, 1.237, -76.34, -18.239, -97.382, 18.979, -53.788]
[EX A]:
52.626