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: [-79.521, 169.962, 120.036, -71.612, -53.261, -90.734, -35.559, 140.419, 25.016]

Answer: 13.861


Question: [65.486, -51.995, 170.628, -23.998, 83.128, -57.38, 130.737, 214.738]

Answer: 66.418


Question: [226.185, 12.821, 114.546, 201.505, 225.492, 99.184, 222.264, 45.814]

Answer:
143.476