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: [232.39, 28.124, 179.446, 228.788, 90.985, 60.823, 92.908]

SOLUTION: 130.495

PROBLEM: [234.272, 196.413, -92.425]

SOLUTION: 112.753

PROBLEM: [142.812, 170.12, 129.544, -64.716, 89.113]

SOLUTION:
93.375