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.
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Question: [246.744, 206.484, 194.841]

Answer: 216.023


Question: [75.879, 43.123]

Answer: 59.501


Question: [-10.746, -80.448, -16.398, -66.472]

Answer:
-43.516