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:
[80.346, 228.37, 18.978, -42.02]
answer:
71.419


question:
[193.711, 110.309, -20.334, 151.607, 158.797, -97.825, -59.931]
answer:
62.333


question:
[-51.339, -51.33, 148.948, -78.562, 0.245, 225.421, 57.88, -79.052, -9.079, 164.313]
answer:

32.745