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:
[89.047, 195.178]
answer:
142.112


question:
[232.014, -52.265]
answer:
89.875


question:
[216.388, 85.192, -37.618]
answer:

87.987