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]: [-65.295, 113.842, -82.683, 235.996, 143.686, 31.127, 135.386, 217.657, -87.331]
[A]: 71.376


[Q]: [-66.735, 23.822, -34.5, 118.327, 242.333]
[A]: 56.649


[Q]: [245.091, 201.984, 204.428, 222.046, 4.807, 21.497, -34.025, 160.097]
[A]:
128.241