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:
[34.678, 109.562]
answer:
72.12


question:
[21.953, -90.519, 92.624, 189.808, 130.57, -33.423, -16.126, 31.61, 119.582]
answer:
49.564


question:
[78.91, 105.561, 100.189]
answer:

94.887