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: [182.34, 105.105, 248.658, 104.174, -98.917, -47.707, -61.048, 241.903, -34.659, 31.89]

SOLUTION: 67.174

PROBLEM: [126.177, 120.225, 231.498, 170.694, 34.361, 101.823, -21.468, 234.339]

SOLUTION: 124.706

PROBLEM: [-97.19, 171.569, 228.163, 183.696, -98.925, -42.398, 227.564, 219.719]

SOLUTION:
99.025