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: [-32.499, 21.999, 235.435, 58.638, -57.806, 224.947, 74.782]

SOLUTION: 75.071

PROBLEM: [237.501, 67.08, 13.857]

SOLUTION: 106.146

PROBLEM: [70.407, 211.814, 66.093, 33.781, 32.718, 81.422]

SOLUTION:
82.706