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:
[-63.278, 115.92, 179.699, 73.157]
answer:
76.374


question:
[208.678, 219.921, 113.318, 23.83, -42.88, -32.702, -36.191, 117.84, 91.988]
answer:
73.756


question:
[-98.809, 139.617, 148.76, -52.034, 161.969, 117.253, 16.668, 164.37, -75.91, -31.599]
answer:

49.028