Answer to Question #313914 in Management for Modi

Question

Roma Pvt Ltd, machines manufacturing company, is a leader in industrial machines manufacturing sector. Bearing cap is a critical part in machine manufacturing. Bearing cap parts are purchased in large lots from a supplier. To enable quick and reliable incoming inspection Roma plans to adopt acceptance sampling for the bearing cap received in lots from the supplier.

Discuss the OC curve and its parameters in more details

Answer 1

An operational characteristic (OC) curve is a graph that shows the percentage of defective goods verses the probability of acceptance. When evaluating alternative sampling programs, it's useful to examine how well they accomplish their goals at various degrees of controlled product quality. There are two types of operational-characteristic curves, according to statistical quality control theory. The discriminatory power of an acceptance sampling plan is depicted by the operational characteristic (OC) curve. The OC curve shows the odds of accepting lot verses the fraction of it that is faulty. The sampling concerns are clear when the OC curve is displayed.