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  • P-ISSN1225-0163
  • E-ISSN2288-8985
  • SCOPUS, ESCI, KCI

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  • P-ISSN 1225-0163
  • E-ISSN 2288-8985

반복측정의 불확도를 이용한 인증값 확인

Confirmation of reterence value using uncertainty of multiple measurements

분석과학 / Analytical Science and Technology, (P)1225-0163; (E)2288-8985
2002, v.15 no.6, pp.580-583
최종오 (한국표준과학연구원)
소헌영 (한국표준과학연구원)
우진춘 (한국표준과학연구원)
황의진 (한국표준과학연구원)

Abstract

New approach is developed employing the overall uncertainty obtained from multiple measurements to evaluate the statistical significance for the difference between a given reference value and its measured value determined in a lab. The overall uncertainty is determined by separate combinations of the uncertainties arising from systematic and random effects. It is shown that the uncertainty term in regular t-test can be underestimated by n measurements.

keywords
Reference Material, Uncertainty, Reference Value, GUM, Correlation

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