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: [-46.113, 125.487, 133.801, 230.957, 217.606, 147.203, -27.73, 66.455, -96.494]

A: 83.464
****
Q: [197.424, 44.178, 136.316, 246.48, 98.472, -31.327, 41.411]

A: 104.708
****
Q: [-17.95, 16.889]

A:
-0.53
****