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: [39.88, 58.489, 225.343, 105.008, 210.581, 35.577]

SOLUTION: 112.48

PROBLEM: [196.683, 97.538, 247.799, 203.036, 203.369, -15.737]

SOLUTION: 155.448

PROBLEM: [162.83, 184.838, -81.082, 114.027, 1.969, 133.714, -50.529, 119.637]

SOLUTION:
73.176