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: [70.568, -80.778]

Answer: -5.105


Question: [-61.905, -98.66, 90.472, 237.317, 5.243, 196.933]

Answer: 61.567


Question: [88.3, 242.75, 112.146, 58.08, -23.317, 184.063, 243.054]

Answer:
129.297