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: [14.818, 98.871, -79.033]

Answer: 11.552


Question: [72.326, -74.6, 127.566, -54.848, 198.529, -44.061, -28.155]

Answer: 28.108


Question: [35.682, 21.673, 167.016, 90.953, 229.342, 240.03, -81.506, 244.785, 211.557]

Answer:
128.837