One who is well-versed in managing quality in a manufacturing environment knows the importance of reducing deviation and identifying the reasons behind it; the impact of employing the most useful data models; and the potential of finding indicators of prospective cost savings. He or she knows the tools—be they set control charts, histograms, Pareto charts or more—to help analyze various sets of data, and the strategies to guide a team toward change.
But simply focusing on defect prevention does not guarantee that long-term transformation will take effect. A team needs good management to achieve that.