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: [169.922, 249.47, 142.453, -55.768, 155.357, 6.096, -95.702, 243.569, 31.11, -75.031]

Answer: 77.148


Question: [237.861, 119.858, -8.107, -30.075, 180.524]

Answer: 100.012


Question: [183.067, 42.938, 151.408, 74.067, 31.638, -74.794, 128.139, 191.154]

Answer:
90.952