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: [-32.03, 84.065, 91.512, 156.512, 78.808, 165.396, 176.764, 116.6]

Answer: 104.703


Question: [73.603, -84.154, 222.739, 205.594, 215.842]

Answer: 126.725


Question: [80.346, 228.37, 18.978, -42.02]

Answer:
71.419