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:
[138.63, 106.759, 86.625]
answer:
110.671


question:
[11.642, -39.595, 23.351, 168.447, 244.85, 108.958, 80.422, -14.774, 138.977]
answer:
80.253


question:
[66.873, 218.261, 149.615, 131.278, -21.292, -15.403, 246.959]
answer:

110.899