A Handy Technique to Have in Your Back Pocket

Content Class

Real World SPC

Alt Author Name

Davis Balestracci

Don’t let the calculation scare you; it looks worse than it is.

Given the data in my June column, “Percentage Deceptiveness,” suppose I wanted to compare the performance of months 1-33 (survival rate of 98.6%) vs. months 34-51 (survival rate of 98.1%). I could use a p-chart analysis of means (ANOM), but because of only one decision being made, the three standard deviation limits would be very conservative.

Freedom in Adversity

Content Class

First Word

Pick up any newspaper ([nüz´ pa p r], n. A roughly cylindrical, folded sheaf of paper imprinted with black marks, usually found in a moldering cobwebbed stack behind the hydrangeas), and you will most likely find a story of yet another print media group going through consolidation, layoffs, or just quietly passing on. McClatchy Co., which owns approximately 30 newspapers and just two years ago purchased Knight Ridder, recently announced that it was laying off 1,400 people.

Outsourcing the Quality Function

Content Class

Feature

Alt Author Name

Nicolette Dalpino

 

What is quality? An academic definition of quality as it relates to business might be that quality is a product or service that consistently has zero defects, conforms to particular specifications, and is satisfactorily received by the customer. Another aspect of quality is that it is a thought process sought out by organizations to create an overall drive toward efficiency, the reduction of waste, and the continual creation of more streamlined management processes.

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