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: [-2.772, 225.483, 211.749, 45.779, -82.623, 229.799, 107.783, 64.653]

Answer: 99.981


Question: [80.285, 75.631, 5.715, -68.695, 134.225, 22.744, 63.203, 136.862, 60.995]

Answer: 56.774


Question: [0.36, 136.072, -58.899]

Answer:
25.844