To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
About this Add-on
A simple Six Sigma calculator that will calculate the Defects Per Million (DPM) value and the corresponding Sigma level. New features will be added in the future, but for now it's just this basic tool.