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: [184.51, 79.649, 31.606, -65.279, 1.231]

Answer: 46.343


Question: [59.291, 108.572, 120.13]

Answer: 95.998


Question: [-97.511, -49.274, -74.64, 228.928]

Answer:
1.876