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: [217.978, 70.977, 31.129, -87.408, -99.013, 249.862, -87.151, 207.527, 43.432]

A: 60.815
****
Q: [233.84, -38.337, 10.341, 195.901, 68.586, 214.429, 213.823, 88.799]

A: 123.423
****
Q: [-63.025, -72.225, 75.844, 50.867, -77.069, 192.143, 34.838]

A:
20.196
****