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: [26.857, -69.553, -37.942]

A: -26.879
****
Q: [-46.113, 125.487, 133.801, 230.957, 217.606, 147.203, -27.73, 66.455, -96.494]

A: 83.464
****
Q: [151.852, 1.029, -20.728, -50.593, -94.863, 1.227, 38.469]

A:
3.77
****