instruction:
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.
question:
[219.428, 229.08, 24.616, -83.165, -28.839, 195.219, 170.491, -78.673]
answer:
81.02


question:
[21.659, 63.646, -97.361]
answer:
-4.019


question:
[-97.879, 78.012, 123.477, 45.76, 180.892, 133.699, -77.9, 231.017]
answer:

77.135