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: [156.41, 19.521, 110.08, -59.009, 49.787, 243.748, -25.285, -71.104, 131.859, -70.207]

Answer: 48.58


Question: [87.234, -30.861, 221.46, 120.15, -85.065, 67.024, 144.174, -64.546]

Answer: 57.446


Question: [40.645, -37.064, 109.341, 78.908, -98.619, 229.569]

Answer:
53.797