Formula for process capabilithy on nonparametric distribution

[#1]

I want to get formula for process capabilithy on nonparametric distribution, thank you

[#2]

Run your platform, select Help (?) tool from toolbar, select it and click on the platform you wish to see documentation for and try to find what you are looking for from the help page (most of the time information is there).

Edit:

Quality and Process Methods > Process Capability > Statistical Details for the Process Capability P...