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: [93.048, 173.783, 88.736, -95.085, -77.155, -2.381, -84.313]

Answer: 13.805


Question: [-58.447, 213.433, 187.859, 103.704]

Answer: 111.637


Question: [3.21, 2.783, 55.602, 189.097, 111.357, -44.728, 209.913, -20.324, -71.218]

Answer:
48.41