{"id":357158,"date":"2024-10-20T01:15:38","date_gmt":"2024-10-20T01:15:38","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-217482017-tc\/"},"modified":"2024-10-26T01:42:04","modified_gmt":"2024-10-26T01:42:04","slug":"bs-iso-217482017-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-217482017-tc\/","title":{"rendered":"BS ISO 21748:2017 – TC"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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52<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
57<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
59<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
61<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
65<\/td>\n | 4 Symbols <\/td>\n<\/tr>\n | ||||||
67<\/td>\n | 5 Principles 5.1 Individual results and measurement process performance 5.2 Applicability of reproducibility data <\/td>\n<\/tr>\n | ||||||
68<\/td>\n | 5.3 Basic equations for the statistical model <\/td>\n<\/tr>\n | ||||||
69<\/td>\n | 5.4 Repeatability data 6 Evaluating uncertainty using repeatability, reproducibility and trueness estimates 6.1 Procedure for evaluating measurement uncertainty <\/td>\n<\/tr>\n | ||||||
70<\/td>\n | 6.2 Differences between expected and actual precision 7 Establishing the relevance of method performance data to measurement results from a particular measurement process 7.1 General 7.2 Demonstrating control of the laboratory component of bias 7.2.1 General requirements 7.2.2 Methods of demonstrating control of the laboratory component of bias <\/td>\n<\/tr>\n | ||||||
73<\/td>\n | 7.2.3 Detection of significant laboratory component of bias 7.3 Verification of repeatability 7.4 Continued verification of performance 8 Establishing relevance to the test item 8.1 General <\/td>\n<\/tr>\n | ||||||
74<\/td>\n | 8.2 Sampling 8.2.1 Inclusion of sampling process 8.2.2 Inhomogeneity 8.3 Sample preparation and pre-treatment 8.4 Changes in test-item type 8.5 Variation of uncertainty with level of response 8.5.1 Adjusting sR <\/td>\n<\/tr>\n | ||||||
75<\/td>\n | 8.5.2 Changes in other contributions to uncertainty 9 Additional factors <\/td>\n<\/tr>\n | ||||||
76<\/td>\n | 10 General expression for combined standard uncertainty 11 Uncertainty budgets based on collaborative study data <\/td>\n<\/tr>\n | ||||||
78<\/td>\n | 12 Evaluation of uncertainty for a combined result 13 Expression of uncertainty information 13.1 General expression 13.2 Choice of coverage factor 13.2.1 General 13.2.2 Level of confidence desired 13.2.3 Degrees of freedom associated with the estimate <\/td>\n<\/tr>\n | ||||||
79<\/td>\n | 14 Comparison of method performance figures and uncertainty data 14.1 Basic assumptions for comparison 14.2 Comparison procedure <\/td>\n<\/tr>\n | ||||||
80<\/td>\n | 14.3 Reasons for differences <\/td>\n<\/tr>\n | ||||||
81<\/td>\n | Annex\u00a0A (informative) Approaches to uncertainty evaluation <\/td>\n<\/tr>\n | ||||||
86<\/td>\n | Annex\u00a0B (informative) Experimental uncertainty evaluation <\/td>\n<\/tr>\n | ||||||
87<\/td>\n | Annex\u00a0C (informative) Examples of uncertainty calculations <\/td>\n<\/tr>\n | ||||||
97<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Guidance for the use of repeatability, reproducibility and trueness estimates in measurement uncertainty evaluation<\/b><\/p>\n |