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]: [242.148, 97.472, -15.031, 246.784, 54.233, -27.114]
[EX A]: 99.749

[EX Q]: [159.381, -84.046]
[EX A]: 37.668

[EX Q]: [28.311, 71.017, 6.064]
[EX A]:
35.131