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: [214.036, 24.752, 106.748, 206.9, 42.432, 233.646]

SOLUTION: 138.086

PROBLEM: [193.91, 159.502, 226.363, 152.723, 47.512, 74.563, 40.762, -60.456, 87.324, 80.779]

SOLUTION: 100.298

PROBLEM: [-14.561, 123.11, -83.173, 213.076, 85.249, 191.57, 13.863]

SOLUTION:
75.591