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: [-4.749, 102.787, -45.229, 184.111, 221.888, 22.727, 20.887, 34.094]

SOLUTION: 67.065

PROBLEM: [73.331, 85.459, 59.798, -35.019]

SOLUTION: 45.892

PROBLEM: [28.856, -75.471, 62.622, 212.135, -44.995, 212.972, 12.709, 3.732, 120.603]

SOLUTION:
59.24