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: [217.523, 92.701, -55.65, -89.359, 55.742, 158.634, -31.883, 206.554]

A: 69.283
****
Q: [134.631, 27.106]

A: 80.868
****
Q: [207.704, 128.408, 59.125]

A:
131.746
****