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.

[49.462, -87.869, 36.985, 94.248, 175.789]
53.723

[172.084, 126.948, 90.757]
129.93

[184.913, 29.711, -84.626, 152.236, 220.841, 84.287, 10.798]

85.451