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: [-51.496, 56.177, 55.554, -17.425, -6.185, 3.721]

SOLUTION: 6.724

PROBLEM: [-4.527, 190.006, 207.554, 178.685, -20.05, 13.024, 190.617, 37.539]

SOLUTION: 99.106

PROBLEM: [120.851, -87.912, 63.802]

SOLUTION:
32.247