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: [-62.202, 222.562, -18.684, 67.674, -41.353, 134.927, -92.211]

SOLUTION: 30.102

PROBLEM: [162.26, 79.268]

SOLUTION: 120.764

PROBLEM: [227.27, 189.522, 101.897, 38.192, 119.101, 211.617, 111.434, 32.085, -71.2]

SOLUTION:
106.658