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: [-17.106, 23.8, -54.195, 233.82, -99.732, -68.488, 215.616]

Answer: 33.388


Question: [62.65, 155.504, 55.659, 77.757]

Answer: 87.892


Question: [-76.179, 82.173]

Answer:
2.997