This tool forecasts your chances of delivering a certain amount of story points next sprint from your historical velocity data.
The more velocity data you provide the more accurate the tool will be (it's recommended to use at least the previous five).
Your sample mean (average) is: ???
With a confidence your mean is between ???-??? points.
The values below show your chance to deliver a given number of story points.
If you would like to find more about the maths behind this and it's limitations please view the blog post.