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]: [22.306, 72.768, 218.947, 52.973, 100.121, 157.59, -92.109]
[A]: 76.085


[Q]: [231.159, 217.795, 230.676, -11.951, -82.697, 31.413]
[A]: 102.732


[Q]: [198.675, -42.263, 22.496]
[A]:
59.636