GB/T 21664-2008
AbolishedWorking sampling methods
工作抽样方法
Application Summary AI generated
GB/T 21664-2008 specifies statistical methods for conducting work sampling studies, including observation timing, sample size determination, and data analysis procedures. It is applied in industrial engineering and management contexts to measure worker activity rates, machine utilization, and process efficiency across manufacturing, logistics, and service operations. The standard supports productivity analysis and workload balancing by providing a standardized framework for random-interval observation studies.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.