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: [11.182, 22.522, 101.599, 79.578, -19.194, 186.843, -65.371, 176.492]

61.706