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: [-98.361, -84.91]

A: -91.636
****
Q: [-68.429, 130.101, 45.673]

A: 35.782
****
Q: [239.972, -40.003, 90.667, 218.19, 160.467, -38.168, 219.806]

A:
121.562
****