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:
[89.047, 195.178]
answer:
142.112


question:
[128.472, 149.361, 71.023, -96.651]
answer:

63.051