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: [16.256, 155.71, 43.059, -64.109, -42.445, 78.725, -12.941, 47.497]

SOLUTION: 27.719

PROBLEM: [194.983, -22.961, 95.798, -2.34, 178.547, -90.942, 122.52, 109.389]

SOLUTION: 73.124

PROBLEM: [-41.343, 198.999, 168.784, -43.526, -99.046, 49.309]

SOLUTION:
38.863