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Categories: Terms
A variables control chart used to evaluate variation in subgroup ranges.
Synonyms:
r chart, range control chart
Control chart, range
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About Fred Schenkelberg
I am the reliability expert at FMS Reliability, a reliability engineering and management consulting firm I founded in 2004. I left Hewlett Packard (HP)’s Reliability Team, where I helped create a culture of reliability across the corporation, to assist other organizations.
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