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: [93.405, -31.061]

A: 31.172
****
Q: [157.855, 230.57, 42.373, -61.968]

A:
92.207
****