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: [-78.906, 119.863, 44.561, 1.523]

SOLUTION: 21.76

PROBLEM: [72.755, 233.932, 245.785, 92.401]

SOLUTION: 161.218

PROBLEM: [72.597, 240.688, 44.649, -46.925, -92.109, -24.656]

SOLUTION:
32.374