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: [-78.906, 119.863, 44.561, 1.523]

Answer: 21.76


Question: [-17.604, 15.108, 34.328, -94.608]

Answer: -15.694


Question: [-27.518, -42.367]

Answer:
-34.942