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:
[246.278, 103.84, 214.867, -73.466, 230.048, -72.322, 172.891, 212.306, -78.335, 122.406]
answer:
107.851


question:
[112.53, -67.079, 177.313, 230.482, 57.316, -37.564]
answer:
78.833


question:
[143.954, 249.545, -45.886, 93.714, 49.46, 176.702, -95.272]
answer:

81.745