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: [-67.542, 65.934, 223.305, 25.694, 159.037]

SOLUTION: 81.286

PROBLEM: [139.608, 17.516, 100.5, -51.362, 57.462, -77.569, -95.41, -24.339, -96.579]

SOLUTION: -3.353

PROBLEM: [165.026, -21.443, 83.393, -53.913, -85.678, 70.331, 93.359, 164.983, 150.174]

SOLUTION:
62.915