TASK 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.
PROBLEM: [4.435, 100.482, 125.267, -76.982, 9.994, 192.069, 54.099, -40.749]

SOLUTION: 46.077

PROBLEM: [39.88, 58.489, 225.343, 105.008, 210.581, 35.577]

SOLUTION: 112.48

PROBLEM: [-63.411, 31.556, 97.032]

SOLUTION:
21.726