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: [-94.827, -4.806, 33.138, 11.562, -68.261]

SOLUTION: -24.639

PROBLEM: [219.769, -36.26, 3.121, -22.5, 124.372]

SOLUTION: 57.7

PROBLEM: [-6.572, 60.286, 204.525, 109.51, 50.343, 98.754, -78.764, -79.969, 245.927, 86.753]

SOLUTION:
69.079