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.
--------
Question: [-27.722, -35.758, 83.995, -7.374, 60.825, 165.182]

Answer: 39.858


Question: [116.268, 173.27, 228.827, 52.695, 66.445, -34.051, 152.137]

Answer: 107.942


Question: [106.869, 162.115, 41.425, -59.411, 49.864, 83.249, -52.071, 239.386]

Answer:
71.428