1994 Edition (Supersedes 1993 Edition)
Guidelines for Evaluating and Expressing the Uncertainty of NIST Measurement Results
Barry N. Taylor and Chris E. Kuyatt
| Brief summary
A method of evaluating and expressing uncertainty in measurement adapted from NIST Technical Note 1297. |
TN 1297 also available as a PDF file
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Contents
- Preface to the 1994 Edition
- Foreword
- 1. Introduction
- 2. Classification of Components of Uncertainty
- 3. Type A Evaluation of Standard Uncertainty
- 4. Type B Evaluation of Standard Uncertainty
- 5. Combined Standard Uncertainty
- 6. Expanded Uncertainty
- 7. Reporting Uncertainty
- 8. References
- Appendices
- A: Law of Propagation of Uncertainty
- B: Coverage Factors
- C: Statements of Uncertainty Associated with Measurement Results
- D: Clarification and Additional Guidance
- D.1 Terminology
- D.2 Identification of uncertainty components
- D.3 Equation (A-2)
- D.4 Measurand defined by the measurement method; characterization of test methods; simple calibration
- D.5 tp and the quantile t1-α
- D.6 Uncertainty and units of the SI; proper use of the SI and quantity and unit symbols
- D.7 References