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: [95.472, 109.291, 245.955, 86.122, -90.639, 144.544, 31.063, 89.001, 40.671]

A: 83.498
****
Q: [223.955, 41.858, -54.86, 8.742, 110.448]

A: 66.029
****
Q: [243.395, -41.82, -93.746, -1.05, 185.63, 107.755, 141.745, 237.202, -42.654]

A:
81.829
****