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: [117.913, 21.456, 98.401, -32.801, -20.798, 182.745, 201.277]

SOLUTION: 81.17

PROBLEM: [-96.903, -1.489, 182.083, 196.779, -67.602, 202.143, -20.354, -24.817, 194.439]

SOLUTION: 62.698

PROBLEM: [160.634, 146.352, 13.558, 237.765, 247.158, -46.669, 79.718]

SOLUTION:
119.788