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:
[215.854, -43.532, 51.416]
answer:
74.579


question:
[-98.163, -66.763, 149.544, -89.893, -10.155]
answer:
-23.086


question:
[96.09, 120.677, 213.231, 95.663, 212.515, 105.979, -97.579]
answer:

106.654