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:
[-1.31, 169.522, -26.172, 111.289]
answer:
63.332


question:
[166.542, 216.326, 98.969, -96.779, 33.532]
answer:
83.718


question:
[-63.492, 74.563]
answer:

5.536