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: [217.301, 19.358, -21.02, -51.249]

A: 41.098
****
Q: [109.109, -95.395, 5.04, 45.497, 56.443, -72.916]

A: 7.963
****
Q: [183.254, -42.77, 130.203, -80.827, 131.635, 185.199, 179.114]

A:
97.973
****