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]: [236.959, 159.123, 17.257, 241.561, 119.782, -3.56, -30.957]
[EX A]: 105.738

[EX Q]: [224.131, -2.975, 101.116, 127.048, -67.279, -25.825, 136.475, -51.855, 117.178, 219.264]
[EX A]: 77.728

[EX Q]: [38.015, 202.242, 68.286, 170.779, 62.891, 161.487, 79.159, -30.986]
[EX A]:
93.984