IP 367 : 2015
Current
PETROLEUM PRODUCTS - DETERMINATION AND APPLICATION OF PRECISION DATA IN RELATION TO METHODS OF TEST
English
01-01-2015
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Stages in the planning of an inter-laboratory test
programme for the determination of the precision
of a test method
5 Inspection of inter-laboratory results for uniformity
and for outliers
6 Analysis of variance, calculation and expression of
precision estimates
7 Significance of repeatability (r) and reproducibility (R)
8 Specifications
9 Quality control against specifications
10 Dispute procedure
Annex A (normative) - Determination of number of samples
required
Annex B (informative) - Derivation of equation for calculating
the number of samples required
Annex C (normative) - Notation and tests
Annex D (normative) - Example results of test for determination
bromine number and statistical tables
Annex E (normative) - Types of dependence and corresponding
transformations
Annex F (normative) - Weighted linear regression analysis
Annex G (normative) - Rules for rounding off results
Annex H (informative) - Explanation of equations given in
Clause 7
Annex I (informative) - Specifications that relate to a
specified degree of criticality
Bibliography
Specifies the calculation of precision estimates and their application to specifications.
| DevelopmentNote |
Also numbered as BS 2000-367(2006). (05/2007)
|
| DocumentType |
Standard
|
| Pages |
56
|
| PublisherName |
Energy Institute (formerly Institute of Petroleum - IP)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN ISO 4259:2006 | Identical |
| ISO 4259:2006 | Identical |
| BS EN ISO 4259:2006 | Identical |
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