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: [229.28, 202.632, 129.717, 211.459, 203.204]

Answer: 195.258


Question: [70.553, 193.054, 166.173, 115.812]

Answer: 136.398


Question: [188.004, 45.186, -31.066, 144.722, -58.634, -35.909]

Answer:
42.05