자료의 적절성과 유효성을 확정할 수 있는 특성-의미 있고 믿을 만한 결론이나 해석을 지지할 만한 능력 –기술

Describes the characteristics that confirm “fitness for use” -that is ability to support meaningful and trustworthy conclusions and interpretations. Quality is established through formal assessment, quality control and auditing.