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: [-19.769, 147.929, -36.133, 201.287, 28.528, -6.089, 122.533, 127.892, -36.662]

A: 58.835
****
Q: [128.916, 203.766]

A: 166.341
****
Q: [104.363, 54.247, 68.896, 103.333, 202.871, 187.953, 210.963, -54.023]

A:
109.825
****