Q: 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.
[54.581, 167.635, 218.629, -54.812, 36.721, -46.303, 36.334, 142.409]
A:
69.399