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: [82.522, 85.774, 166.942, 104.506, -79.596, 164.142, -37.274, 71.002]

69.752