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.

[EX Q]: [72.755, 233.932, 245.785, 92.401]
[EX A]: 161.218

[EX Q]: [162.434, 99.656, 86.665, 13.03, 99.225, 43.608, -41.822, 206.671]
[EX A]: 83.683

[EX Q]: [44.295, 45.986, 194.229, 30.247, 119.935, 195.374, -46.994, -8.725, 119.775, 216.469]
[EX A]:
91.059