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.

[193.91, 159.502, 226.363, 152.723, 47.512, 74.563, 40.762, -60.456, 87.324, 80.779]
100.298

[-77.226, 44.49]
-16.368

[-0.712, 182.487, 90.724, 64.971, 88.04, -82.156]

57.226