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]: [88.77, 109.102, -86.446, 207.301, 160.91, -12.956]
[A]: 77.78


[Q]: [204.235, -53.675, 201.303, 20.869]
[A]: 93.183


[Q]: [-18.148, -95.894, 171.921, 110.288]
[A]:
42.042