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: [-57.148, -59.655, 208.462, 223.004, 100.684, 188.569]

A: 100.653
****
Q: [206.606, -76.103, -16.863, 44.126, 4.019, 15.088]

A: 29.479
****
Q: [118.498, -21.039, -71.374, -71.397, -84.955, 164.23]

A:
5.66
****
