The Six Sigma Handbook, Revised and Expanded, 2nd Edition

10.2. ATTRIBUTE MEASUREMENT ERROR ANALYSIS

Attribute data consist of classifications rather than measurements. Attribute inspection involves determining the classification of an item, e.g., is it "good" or "bad"? The principles of good measurement for attribute inspection are the same as for measurement inspection (Table 10.7). Thus, it is possible to evaluate attribute measurement systems in much the same way as we evaluate variable measurement systems. Much less work has been done on evaluating attribute measurement systems. The proposals provided in this book are those I've found to be useful for my employers and clients. The ideas are not part of any standard and you are encouraged to think about them critically before adopting them. I also ...