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]: [169.131, -79.809, 119.898, 174.146, -1.167, 89.734, 155.318, -26.905, 182.476, 164.085]
[EX A]: 94.691

[EX Q]: [166.542, 216.326, 98.969, -96.779, 33.532]
[EX A]: 83.718

[EX Q]: [227.386, 129.545, -70.317, 65.991, 172.147]
[EX A]:
104.95