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: [212.456, 6.972, -59.399, -83.342, 215.038, -97.851]

A: 32.312
****
Q: [214.656, -82.183, 105.038, -34.9, -44.836, 143.236, 183.045, 160.483, 34.398]

A: 75.437
****
Q: [237.236, -47.943, 172.797, 103.68, 170.427, 224.622, 59.225, -50.297, 139.341]

A:
112.121
****