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: [-69.698, 181.415, -43.045, 160.857]

Answer: 57.382


Question: [-51.625, 100.25, -75.262, -53.896]

Answer: -20.133


Question: [46.637, -29.936, 204.502, 8.759, 79.755, 234.899, 76.56, -52.774]

Answer:
71.05