There are two trends in manufacturing that are working against each other, creating possible deficiencies in product quality. The first trend is the rise in diversification of product lines. The second force is the rise in the lean manufacturing production system. The consequential manufacturing environment is one where there are more production changeovers and less people tending a production line. Is there a significant difference between the output performance of a high changeover environment compared to the output performance of a low changeover environment?
 
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