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.

Q: [-63.278, 115.92, 179.699, 73.157]

A: 76.374
****
Q: [58.271, 233.766, -9.758, -40.349, 145.507, 90.294, 186.999]

A: 94.961
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Q: [-48.174, -65.43, -35.345, -39.192, -88.741, 81.764, 113.912, 85.061, 139.932]

A:
15.976
****