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: [193.91, 159.502, 226.363, 152.723, 47.512, 74.563, 40.762, -60.456, 87.324, 80.779]

SOLUTION: 100.298

PROBLEM: [-10.287, -0.47, 195.152, 209.845, -64.645, -82.959, 106.327]

SOLUTION: 50.423

PROBLEM: [106.518, 120.729, 162.408, -34.092, 132.2, 103.805, -60.777, 119.713, -23.522]

SOLUTION:
69.665