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: [146.748, -23.736, 49.614]

A: 57.542
****
Q: [136.816, 121.886, 38.032, 81.322, -0.781, 112.95, 49.478, 219.21, -42.397]

A: 79.613
****
Q: [204.373, 102.204, 192.156, 242.194, -46.256, 48.572, 179.409, -77.044, -2.672, 50.588]

A:
89.352
****