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.

[Q]: [89.583, 153.453, 20.381, -17.436, -31.071, 91.041, 198.063]
[A]: 72.002


[Q]: [20.538, 100.835, -23.197, 207.707, -12.758, 152.97, 190.404]
[A]: 90.928


[Q]: [62.65, 155.504, 55.659, 77.757]
[A]:
87.892