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.
--------
Question: [74.43, 138.738, 114.237, 138.845, 188.957, 103.103, -43.988, -68.085, 157.274]

Answer: 89.279


Question: [-81.785, -44.121]

Answer: -62.953


Question: [216.842, -29.958, 217.533, -22.207, 51.321, 167.892, 94.714, -94.535]

Answer:
75.2