ASTM-E177:2008 Edition
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E177-08 Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods
Published By | Publication Date | Number of Pages |
ASTM | 2008 | 12 |
1.1 The purpose of this practice is to present concepts necessary to the understanding of the terms precision and bias as used in quantitative test methods. This practice also describes methods of expressing precision and bias and, in a final section, gives examples of how statements on precision and bias may be written for ASTM test methods.
1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | Scope Referenced Documents Terminology |
3 | Significance and Use Test Method |
4 | Measurement Terminology Experimental Realization of a Test Method Operator Apparatus Environment |
5 | Sample (Test Specimens) Time Accepted Reference Value Statistical Control Precision |
6 | Bias Accuracy Variation of Precision and Bias with Material Variation of Precision and Bias with Sources of Variability |
7 | Repeatability and Laboratory Bias Other Within-A-Single Laboratory Precisions |
8 | Reproducibility and Bias of the Test Method Range of Materials Indexes of Precision |
9 | Preferred Indexes of Precision for ASTM Test Methods Preferred Statements of Bias for ASTM Test Methods |
10 | Elements of a Statement of Precision and Bias Statements of Precision and Bias |
12 | Keywords REFERENCES |