ISO/TR 9272-2005 橡胶和橡胶制品.试验方法标准的精确度测定

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【英文标准名称】:Rubberandrubberproducts-Determinationofprecisionfortestmethodstandards
【原文标准名称】:橡胶和橡胶制品.试验方法标准的精确度测定
【标准号】:ISO/TR9272-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:精密度;再现性;试验;定义;橡胶;实验室间试验;橡胶工业;橡胶制品;重复性;准确度;保真(度)
【英文主题词】:Accuracy;Definitions;Fidelity;Inter-laboratorytests;Precision;Repeatability;Reproducibility;Rubber;Rubberindustry;Rubberproducts;Testing;Tests
【摘要】:ThisTechnicalReportpresentsguidelinesfordetermining,bymeansofinterlaboratorytestprogrammes(ITPs),precisionfortestmethodstandardsusedintherubbermanufacturingandthecarbonblackindustries.Itusesthebasicone-wayanalysisofvariancecalculationalgorithmsofISO5725andasmanyofthetermsanddefinitionsofISO5725aspossiblethatdonotconflictwiththepasthistoryandproceduresforprecisiondeterminationinthesetwoindustries.AlthoughbiasisnotdeterminedinthisTechnicalReport,itisanessentialconceptinunderstandingprecisiondetermination.TheISO5725conceptsofaccuracyandtruenessarenotdeterminedinthisTechnicalReport.Twoprecisiondeterminationmethodsaregiventhataredescribedas“robust”statisticalproceduresthatattempttoeliminateorsubstantiallydecreasetheinfluenceofoutliers.Thefirstisa“level1precision”procedureintendedforalltestmethodsintherubbermanufacturingindustryandthesecondisaspecificvariationofthegeneralprecisionprocedure,designated“level2precision”,thatappliestocarbonblacktesting.BothoftheseusethesameuniformlevelexperimentaldesignandtheMandelhandkstatisticstoreviewtheprecisiondatabaseforpotentialoutliers.However,theyuseslightmodificationsintheprocedureforrejectingincompatibledatavaluesasoutliers.The“level2precision”procedureisspecificastothenumberofreplicatesperdatabasecellormaterial-laboratorycombination.
【中国标准分类号】:G40
【国际标准分类号】:83_060;83_140_01
【页数】:78P.;A4
【正文语种】:英语