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: [25.149, 223.851, 78.925, 169.842, -19.365, 40.834, 194.112, -8.807, 26.118, 232.943]

96.36