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]: [179.929, 180.162, -63.896, -56.366, 233.638]
[EX A]: 94.693

[EX Q]: [109.74, 169.0, 195.864, -1.043, 51.968, -56.564, 214.711, -78.61, 212.459, 228.74]
[EX A]: 104.626

[EX Q]: [38.24, 196.576, -84.173, -45.001, 1.607, 170.177, 234.811, -60.183, -91.513]
[EX A]:
40.06