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:
[80.346, 228.37, 18.978, -42.02]
answer:
71.419


question:
[-24.069, 49.942, -56.199, 147.337, 81.429, 198.62, -91.886, 33.842, -16.712, -51.661]
answer:
27.064


question:
[214.306, 110.771]
answer:

162.538