14/30284108 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS ISO 13909-7 - HARD COAL AND COKE - MECHANICAL SAMPLING - PART 7: METHODS FOR DETERMINING THE PRECISION OF SAMPLING, SAMPLE PREPARATION AND TESTING
Hardcopy , PDF
English
30-06-2016
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Equations relating to factors affecting precision
6 Estimation of primary increment variance
7 Methods for estimating precision
8 Calculation of precision
9 Methods of checking sample preparation and testing errors
Annex A (informative) - Variogram method for determining
variance
Annex B (informative) - Gubbs' estimators method for
determining sampling precision
Bibliography
BS ISO 13909-7.
| Committee |
PTI/16
|
| DocumentType |
Draft
|
| Pages |
51
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 13909-4:2016 | Hard coal and coke — Mechanical sampling — Part 4: Coal — Preparation of test samples |
| ISO 13909-1:2016 | Hard coal and coke — Mechanical sampling — Part 1: General introduction |
| ISO 13909-6:2016 | Hard coal and coke — Mechanical sampling — Part 6: Coke — Preparation of test samples |
| ISO 13909-8:2016 | Hard coal and coke — Mechanical sampling — Part 8: Methods of testing for bias |
| ISO 13909-2:2016 | Hard coal and coke — Mechanical sampling — Part 2: Coal — Sampling from moving streams |
| ISO 13909-5:2016 | Hard coal and coke — Mechanical sampling — Part 5: Coke — Sampling from moving streams |
| ISO 13909-3:2016 | Hard coal and coke — Mechanical sampling — Part 3: Coal — Sampling from stationary lots |
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