Some of the frequently asked questions about the what, why, when, how, where and who of statistical quality engineering are discussed. Questions answered include: “What would be an active approach to the objectives of statistical quality engineering?” “How is statistical quality...

Abstract Control charts for high quality processes based on counting cumulative conforming items have attracted a lot of attention recently. However, such charting procedures usually apply when items are inspected one by one. There are situations that products are inspected sample by sample for...