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: [169.421, 88.16]

Answer: 128.791


Question: [-98.361, -84.91]

Answer: -91.636


Question: [144.428, 97.235, -41.454]

Answer:
66.736