摘要
介绍了传统统计方法存在的问题及稳健统计技术的发展历史、稳健统计技术的属性、基本假设模型、稳健统计量及在实验室能力验证数据处理中的具体应用,提出了实验室能力验证的评价标准。
The problem of traditional statistic method was introduced. The history, attribute, assumed model and statistics of robust statistical techniques were discussed. Its application on proficiency testing inter - laboratory comparisons was introduced too. The evaluation standard for laboratory ability verification was put forward.
出处
《化学分析计量》
CAS
2007年第2期55-57,共3页
Chemical Analysis And Meterage
关键词
稳健统计
Z比分数
中位数
四分位距
robust statistics, Z - score, median, interquartile range