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: [-2.425, -41.007, 142.975, 117.593, 142.875, -69.307, -38.932, 92.631, 158.921, 87.117]

Answer: 59.044


Question: [116.268, 173.27, 228.827, 52.695, 66.445, -34.051, 152.137]

Answer: 107.942


Question: [54.209, 124.549, 29.894, 158.752, -29.732, -82.407, 95.733, -42.14]

Answer:
38.607