Detailed Instructions: 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.
Q: [207.297, 65.272, -4.548, 159.113, 193.955, 111.483, 19.355, -17.757, -16.517]
A:
79.739