Definition: 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.
Input: [32.459, -70.112, -49.429, 123.721, 95.856, 153.681, -38.965, 36.96, -1.414, 201.188]

48.395