A real challenge for manufacturing industry is to be able control not only the process but also production quality. Products that are suspected faulty deviated from their nominal path in line and inspected more closely. The fact some products deviate others fail at check operations can used as an indicator of poor product Based on this idea, paper proposes a method compute quality index or exac...

The final quality and cost of a manufactured product are determined to a large extent by the engineering design of the product and its production process through activities of off-line quality control methods, namely, System Design, Parameter Design and Tolerance Design. However, in the context of most non-industrialized countries, the off-line quality activities of product design and system de...