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.

[184.51, 79.649, 31.606, -65.279, 1.231]
46.343

[202.724, 129.438, -75.21, 114.102, 151.266]
104.464

[179.637, 23.624, 197.712]

133.658