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: [58.371, 4.131]

A: 31.251
****
Q: [245.2, 202.565]

A: 223.882
****
Q: [-25.38, 150.835, -50.995, 168.105, 191.063, -80.352, 5.022, -30.642, 209.014, 174.176]

A:
71.085
****