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: [-84.771, 60.727, 165.566, 27.782, 159.929, 167.451, -64.15]

Answer: 61.791


Question: [232.39, 28.124, 179.446, 228.788, 90.985, 60.823, 92.908]

Answer: 130.495


Question: [-55.373, 118.786]

Answer:
31.707