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: [80.285, 75.631, 5.715, -68.695, 134.225, 22.744, 63.203, 136.862, 60.995]

SOLUTION: 56.774

PROBLEM: [117.913, 21.456, 98.401, -32.801, -20.798, 182.745, 201.277]

SOLUTION: 81.17

PROBLEM: [179.929, 180.162, -63.896, -56.366, 233.638]

SOLUTION:
94.693