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: [89.583, 153.453, 20.381, -17.436, -31.071, 91.041, 198.063]

A: 72.002
****
Q: [-79.521, 169.962, 120.036, -71.612, -53.261, -90.734, -35.559, 140.419, 25.016]

A: 13.861
****
Q: [2.81, 52.99, 55.279, 75.682, 73.835, 148.077, -54.162, 112.112]

A:
58.328
****