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: [182.852, 102.398, 200.428, -71.943, 50.578, -59.389, 0.465]

SOLUTION: 57.913

PROBLEM: [-6.992, -36.177, -95.203, 87.142]

SOLUTION: -12.808

PROBLEM: [161.152, 158.27, 52.59, -97.356]

SOLUTION:
68.664