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: [132.779, 126.164, 97.743, -59.174, -55.441]

Answer: 48.414


Question: [198.323, 108.702, 38.704, -8.85, 57.749, 108.604, -20.56, 229.826, -85.953, 177.128]

Answer: 80.367


Question: [11.201, 61.764, 233.187, 180.546, 49.548, 150.766, -23.583, 226.0, 158.703, 33.624]

Answer:
108.176