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: [-40.016, 117.495]

Answer: 38.74


Question: [-38.715, 205.647, 66.034, 49.8, -92.051, 111.017, 149.689]

Answer: 64.489


Question: [194.829, 171.604, 202.915, 181.243, 32.746, 103.499, 121.571, 20.791, 87.944, -60.637]

Answer:
105.65