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]: [192.529, -67.249, 123.707, 41.987, 11.587, 202.189, 12.989]
[EX A]: 73.963

[EX Q]: [-29.727, 150.587, -28.344, 181.096, 0.275, -91.658, 169.609, -21.106, 153.48]
[EX A]: 53.801

[EX Q]: [72.755, 233.932, 245.785, 92.401]
[EX A]:
161.218