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]: [-66.387, 135.639, 182.921, 175.573, 105.67, -29.751, 156.67, 83.119, 19.538]
[A]: 84.777


[Q]: [-17.106, 23.8, -54.195, 233.82, -99.732, -68.488, 215.616]
[A]: 33.388


[Q]: [193.834, -45.858, 225.442, -60.124, 83.034, 177.578, 239.811, 78.765, 75.457]
[A]:
107.549