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:
[3.556, 65.177]
answer:
34.366


question:
[138.63, 106.759, 86.625]
answer:
110.671


question:
[13.852, 63.213, 161.02, 64.898, -26.428, -66.286]
answer:

35.045