1.1 本指南涵盖了一个简化的统计程序，用于规划和进行试验方法的实验室间评估。 1.2 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。 ====意义和用途====== 3.1 本指南中定义的实验室间评估的目的是使用规定的测试方法，确定不同实验室在同等设备上获得的结果的可变性。 3.2 本指南中使用的统计术语的定义包含在术语中 E456 .

1.1 This guide covers a simplified statistical procedure for planning and conducting interlaboratory evaluations of test methods. 1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. ====== Significance And Use ====== 3.1 The purpose of an interlaboratory evaluation, as defined in this guide, is to determine the variability of results obtained in different laboratories on equivalent equipment using a prescribed test method. 3.2 The definitions of statistical terms used in this guide are contained in Terminology E456 .