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: [226.287, 114.252, -53.47, 8.606, 234.708, -31.872, 163.615]

SOLUTION: 94.589

PROBLEM: [-44.471, 208.445, 208.318, -34.134]

SOLUTION: 84.54

PROBLEM: [116.921, 17.443, 171.06, 238.514, 55.396]

SOLUTION:
119.867

