Definition: 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.
Input: [57.101, 41.773, 27.48, 150.641, 128.403, 92.311, 90.279, 160.871]

93.607