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: [-86.423, 157.154, 69.563, -67.516, 147.66, 216.018, 213.404]

Answer: 92.837

Question: [197.891, -14.144, 24.247, -79.353]

Answer:
32.16