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: [157.14, 120.799, -55.651, -50.479, 89.067, 192.279, 57.227, 137.972]

A: 81.044
****
Q: [-60.041, -56.779, 6.2, 73.114, 137.319]

A: 19.963
****
Q: [118.492, 1.091, 137.52, 118.885, 240.197, 125.09, 56.541, 194.576, 150.246]

A:
126.96
****