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: [145.697, -40.957, -46.926, -55.065, 177.211, 204.811, -94.192, -47.466]

Answer: 30.389


Question: [41.308, 149.33, -33.086, -10.268, 209.148, -69.203, -68.646, -82.073, 83.754]

Answer: 24.474


Question: [212.412, 118.16, 54.762, 165.898, -91.805]

Answer:
91.885