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.

[179.836, 115.658, -58.613, 29.591, 198.709]
93.036

[182.34, 105.105, 248.658, 104.174, -98.917, -47.707, -61.048, 241.903, -34.659, 31.89]
67.174

[126.494, 226.018, -44.109, 39.672, -78.994, -68.941]

33.357