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: [72.755, 233.932, 245.785, 92.401]

A: 161.218
****
Q: [217.978, 70.977, 31.129, -87.408, -99.013, 249.862, -87.151, 207.527, 43.432]

A: 60.815
****
Q: [-46.782, 241.624, 201.41, 138.101, 167.039, 228.064, 68.487, -71.501, 249.042, 131.158]

A:
130.664
****