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:
[162.26, 79.268]
answer:
120.764


question:
[71.91, 41.513]
answer:
56.712


question:
[-74.076, 43.625, -72.911]
answer:

-34.454