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: [85.925, 218.341, -55.232, 136.11, 243.387, 98.158, 183.742, 85.875, 124.291, -95.213]

Answer: 102.538


Question: [-20.702, 4.455, 37.838, 102.751, 231.6, -23.075, 236.527, 227.109, 171.708, 46.239]

Answer: 101.445


Question: [-81.517, -41.687, 67.9, 178.747]

Answer:
30.861