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.

[202.411, 127.775, 165.721, -41.545, 113.127, 229.974, 111.13, 208.686, 92.744, 36.522]
124.654

[196.683, 97.538, 247.799, 203.036, 203.369, -15.737]
155.448

[84.339, 13.576, 175.748, -93.474, 82.773, -3.642, 177.391]

62.387