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: [37.853, 78.283, 143.128, 82.561, 181.661, -89.154, 50.037]

Answer: 69.196


Question: [166.967, 154.381, -19.741, 157.124]

Answer:
114.683