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: [-71.745, -18.239, 214.837, -22.915, 180.841, -4.641]

A: 46.356
****
Q: [-66.271, 56.586, -21.072, 136.915, 54.951, 112.054]

A: 45.527
****
Q: [6.87, 202.429, 9.703, 63.414, 225.898, 105.652, 234.083]

A:
121.15
****