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.

[193.91, 159.502, 226.363, 152.723, 47.512, 74.563, 40.762, -60.456, 87.324, 80.779]
100.298

[245.271, 40.965, 133.913, 212.104]
158.063

[-42.21, 157.807, -81.877, 210.503, 187.688, 67.427]

83.223