When doing a test method validation, how do you know what the acceptable results are? Is it percent R&R? Other?
The acceptable results are relative to your test method and your specifications. For variable data the results would be gauge R&R percentages per testing equipment. For attribute data this could be based on confidence limits set by your company’s risk policy.
Percent R&R are common statistical references with the following ranges:
Other acceptance criteria should be based on your company’s risk policy and the relationship to specifications, if not already defined in a standard test method.