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]: [218.46, 7.937, 155.624, 82.813, 93.516]
[EX A]: 111.67

[EX Q]: [214.433, 229.507, 126.45, 124.396, -41.413, 43.572, 165.134]
[EX A]:
123.154

