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: [-21.77, 172.703, -31.807, 129.587, 84.624, 14.279]

SOLUTION: 57.936

PROBLEM: [179.836, 115.658, -58.613, 29.591, 198.709]

SOLUTION: 93.036

PROBLEM: [22.811, -95.531, -79.835, 154.93, 172.002, 175.679, 94.874, 112.721]

SOLUTION:
69.706