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A Process Capability Study Using Control Charts

Summary: A case study involving the use of X-bar and R charts to improve a process is presented in this paper. Interesting aspects of the study are that the process was operating satisfactorily at the outset of the investigation and that the investigator was constrained to use these charts as the primary tools in the study.

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  • Topics: Statistical Process Control (SPC)
  • Keywords: Process control,X-bar and R control charts,Case study
  • Author: Clifford, Paul C.
  • Journal: Journal of Quality Technology