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]: [199.974, 2.205, 197.996, 172.426, 182.153, 42.045, 53.238, 18.021, 83.903]
[A]: 105.773


[Q]: [-82.27, 46.742, -60.547, 97.652, 121.66, 104.393, -43.603, 125.281, 42.318, 200.514]
[A]: 55.214


[Q]: [169.922, 249.47, 142.453, -55.768, 155.357, 6.096, -95.702, 243.569, 31.11, -75.031]
[A]:
77.148