IEC GUIDE 98-4 Uncertainty of measurement - Part 4: Role of measurement uncertainty inconformityassessment First edition 2012 ISO/IEC2012 ISO/IECGUIDE98-4:2012(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation COPYRIGHTPROTECTEDDOCUMENT ISO/IEC 2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either Iso at the address below or IsO's member body in the country of the requester. ISO copyright office Casepostale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ii ISO/IEC 2012-All rights reserved ISO/IECGUIDE98-4:2012(E) ISO/IEcForeword Iso(theInternational Organization for Standardization)and IEc (the Intemational Electrotechnical Commission)form the specialized system for worldwide standardization.National bodies that are members of ISo or IEc participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. Iso and IEC and non-governmental, in liaison with isO and IEC, also take part in the work. Publicationas aGuiderequires approval byatleast75%ofthememberbodies castingavote. rights. IsO shall not be held responsible for identifying any or all such patent rights. Part1:Introductiontothe expressionofuncertainty inmeasurement Part3:Guidetotheexpressionofuncertainty inmeasurement(GUM:1995) Part4:Roleofmeasurementuncertaintyinconformityassessment The following parts are planned: Part2:Conceptsandbasicprinciples Part5:Applicationsoftheleast-squaresmethod ISO/IECGuide98-3has twosupplements:. Supplement1:PropagationofdistributionsusingaMonteCarlomethod Supplement 2:Extensionto anynumberofoutputquantities ThefollowingsupplementtoISO/IECGuide98-3isplanned Supplement3:Modelling Given that ISO/IEC Guide 98-3:2008/Suppl.1:2011 is identical in content to JCGM 101:2011, the decimal symbol is a point on the line in the English version and a comma on the line in the French version. AnnexZZ has been appended to provide a list of corresponding ISO/IEc Guides and JCGM guidance documents for which equivalents are not given in the text. @ ISO/IEc 2012-All rights reserved ii