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: [248.089, 9.064, -69.315, -16.093, 95.107, -73.12, 175.054, 52.865, 95.009]

A: 57.407
****
Q: [58.271, 233.766, -9.758, -40.349, 145.507, 90.294, 186.999]

A: 94.961
****
Q: [4.783, 144.804, -38.816, -15.415, 145.438, -78.709, 219.817, 220.045, -45.29, 50.036]

A:
60.669
****