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: [138.602, 158.458, 241.327, 194.509, 169.45, -56.151]

SOLUTION: 141.032

PROBLEM: [15.293, 221.056, 241.387, 81.3, 102.644, 146.885, -33.65, -36.56, -69.176]

SOLUTION: 74.353

PROBLEM: [10.743, 140.022, -39.196, 124.093, 74.748, -88.085, -3.801]

SOLUTION:
31.218