Data collection tools | Quality Advisor | Your quality assurance reference point

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Overview
Data collection tools
Data analysis tools
Formulas and tables
Glossary
Additional resources

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Data collection tools

This is a comprehensive resource for data collection tools, including how to collect data, how much to collect, and how frequently to collect it. The tools explained are operational definitions and sampling.

Sampling	Sampling is a tool that is used to indicate how much data to collect and how often it should be collected.

Operational definition	An operational definition, when applied to data collection, is a clear, concise detailed definition of a measure.

Improving measurement accuracy with gage R&R	Gage R&R refers to testing the repeatability and reproducibility of the measurement system.