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: [128.152, 95.16, 70.113, -16.853]

Answer: 69.143


Question: [-73.074, 87.743, 221.875, 126.604, 31.513, 196.863]

Answer: 98.587


Question: [-1.833, 218.553, -61.132, -19.027, 87.034]

Answer:
44.719