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:
[61.739, -99.854, -53.677]
answer:
-30.597


question:
[-6.992, -36.177, -95.203, 87.142]
answer:
-12.808


question:
[245.466, 19.262, 199.878]
answer:

154.869