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]: [135.807, 205.755, 191.805]
[EX A]: 177.789

[EX Q]: [233.848, -58.713, 126.623, 27.615, 62.365, 200.239, 13.38]
[EX A]: 86.48

[EX Q]: [211.292, 92.275, 128.423, 242.327, -54.053, 89.501, 64.784]
[EX A]:
110.65