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: [20.796, 39.383, -26.46, -27.224, 89.591, 87.502, 211.781, 127.87, 223.38]

SOLUTION: 82.958

PROBLEM: [-75.664, 192.225, 2.107, -86.22, -51.11]

SOLUTION: -3.732

PROBLEM: [-72.378, 35.575, -67.117, 246.868]

SOLUTION:
35.737