Process Capability

The Control Plan: Your Last Line of Defense

A control plan is a written document created to ensure processes are producing products or services that meet or exceed customer requirements at all times.  It is a living document that gets updated as the organization gets process experience or receives customer feedback. A control plan is a systematic approach to finding and resolving out-of-control conditions.  It provides employees a guide...

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The Search For A Good Quality Definition- A New Meaning For A New Decade?

As 2019 comes to a close, I’ve had the opportunity for the past week or so to stop and reflect about some of the things that have changed in my lifetime.  Being in the quality field most of my professional life, I thought about how the definition of quality has changed in the past 40 to 50 years and how it shaped my career.  I began by looking back at some of the “old quality...

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Making Sense of Process Capability

Process capability is the inherent variability that a process exhibits due to the variability in the process’ inputs.  To better understand what this means, let’s take a look at a simple IPO (Input, Process, Output) diagram for making a morning pot of coffee. Our output for this process is a strong, bold cup of coffee.  We designate the output of our process as the Y and it can be...

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