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: [231.352, -24.17]

A: 103.591
****
Q: [-19.769, 147.929, -36.133, 201.287, 28.528, -6.089, 122.533, 127.892, -36.662]

A: 58.835
****
Q: [-38.597, 140.983, 167.528, 81.287, -5.018, 236.15, 129.309, -39.064, 191.674, -87.769]

A:
77.648
****