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: [128.472, 149.361, 71.023, -96.651]

A: 63.051
****
Q: [121.069, 12.661, 159.825, -39.645, 6.609, 156.735, 110.054, 112.875]

A: 80.023
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Q: [136.986, -72.697, -9.581, -44.692, 79.9, 68.205, 103.108, 18.406, 89.891, -31.264]

A:
33.826
****