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]: [191.996, -86.097, 81.958, -22.864, 102.176, 41.523, 222.055, 2.513, 184.656, -50.416]
[A]: 66.75

[Q]: [231.74, 142.135, 60.231, -34.154, 111.503, -84.615, 186.711, 52.235, 43.888, -20.096]
[A]: 68.958

[Q]: [207.117, 121.279, 23.27, 231.597, -49.636, 28.83, 84.584, -87.796, 19.494]
[A]:
64.304