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]: [236.753, 184.794, -45.415, 20.278, -41.34, 109.146, 176.83]
[EX A]: 91.578

[EX Q]: [14.818, 98.871, -79.033]
[EX A]: 11.552

[EX Q]: [183.841, 14.026]
[EX A]:
98.934