Gatlin Education Six Sigma Green Belt - OVERVIEW Why Do Six Sigma - Page 15

Sigma Level Examples Most companies, including those with typical TQM-type programs, operate in the three to four Sigma range. We see from the Figure that Airline Baggage Handling, Order Processing, Tech Center Wait Time, and Flight On-Time Performance fall in that general area. As we move to the right along the line in Figure 1.1, the quality levels improve. Companies that operate in the two to three Sigma Levels cannot be profitable for very long, so you’d expect to find only monopolies or government agencies operating at these levels. And I suppose we’re not surprised by that either! ------------------ This concludes the instructional content portion of the demo. The next page shows a sample Unit Quiz.