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]: [32.131, 116.887, 66.741, 218.719, 106.049, -93.999]
[EX A]: 74.421

[EX Q]: [233.848, -58.713, 126.623, 27.615, 62.365, 200.239, 13.38]
[EX A]: 86.48

[EX Q]: [-94.986, -29.919, 224.315, 25.992, 87.083, 211.521, 9.682, 128.285, 244.936]
[EX A]:
89.657