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:
[95.472, 109.291, 245.955, 86.122, -90.639, 144.544, 31.063, 89.001, 40.671]
answer:
83.498


question:
[229.28, 202.632, 129.717, 211.459, 203.204]
answer:
195.258


question:
[-57.678, 129.051, -52.696, -41.814, 225.866]
answer:

40.546