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]: [141.597, -13.558, -15.987, -52.44, 77.914]
[A]: 27.505


[Q]: [195.019, 144.893, 32.821, -21.855, 136.755]
[A]: 97.527


[Q]: [155.513, 206.938, 235.799]
[A]:
199.417