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: [-95.787, -67.135, -80.355, 148.526, 93.325, 71.132, 9.334, 112.034]

23.884