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.

Q: [-61.513, 183.183, 185.709, 179.801, 194.827, 91.62, 229.939, -7.981, 123.813, -77.981]

A: 104.142
****
Q: [135.807, 205.755, 191.805]

A: 177.789
****
Q: [-11.171, 147.679, 21.621]

A:
52.71
****