Six Sigma SPC - Statistical Process Control

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PDCA – Plan Do Check Act

Model or set of tools, usually associated with ISO-9000 standards but is also incorporated into six sigma plans, for continuous improvements also sometimes referred to as the Shewhart Cycle or the Deming Cycle.

This is accomplished by “think first, then do”, because thinking is less costly than doing. (i.e. Work Smarter, Not Harder)

PlanWhat to identify or accomplish?

ActWhat have we ascertained?

Plan Do Check Act Diagram DoInitiate the strategy or plan.

CheckEvaluate the outcome of the strategy or plan.

Start over with the Plan phase and apply what has been learned from the previous phases or runs. Continue to do all four parts sequentially over and over till the process, procedure, or service has improved to the point of satisfaction.

Also see Design Review, (MDR - Manufacturing Design Review), Parameter Design, DOE, (Design of Experiments), or PPDR, (Post Production Design Review).

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Last Updated: Saturday, 01-Apr-06 01:21:44 PST