ASTM-E177 Historical Revision Information
Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods

ASTM-E177 - 2006 EDITION - SUPERSEDED
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Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods
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Scope

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.

Keywords

accepted reference value; accuracy; bias; interlaboratory study; precision; precision conditions; repeatability; reproducibility; standard deviation; ICS Number Code 19.020 (Test conditions and procedures in general)

To find similar documents by ASTM Volume:

14.02 (General Test Methods; Forensic Psychophysiology; Forensic Sciences; Terminology; Conformity Assessment; Statistical Methods; Nanotechnology; Forensic Engineering; Manufacture of Pharmaceutical Products)

To find similar documents by classification:

19.020 (Test conditions and procedures in general)

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Document Number

ASTM-E177-06

Revision Level

2006 EDITION

Status

Superseded

Modification Type

Revision

Publication Date

Oct. 1, 2006

Document Type

Practice

Page Count

12 pages

Committee Number

E11.20