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]: [110.444, 23.089, -6.235, 112.579, 31.292, 190.857, 58.854, 148.587, 163.706, -5.219]
[EX A]: 82.795

[EX Q]: [50.38, -50.682, 129.728, -21.02, 163.604, 138.94]
[EX A]:
68.492