浅谈假设检验中原假设和备择假设的建立  

Research on Establishing Null Hypothesis and Alternative Hypothesis in Hypothesis Test

作　　者：张玉环[1] 

机构地区：[1]天津理工大学理学院,天津300191

出　　处：《大学数学》2012年第2期117-120,共4页College Mathematics

摘　　要：建立原假设和备择假设是进行假设检验的第一步.如何设立假设检验中的原假设和备择假设,是学生和初学者普遍困扰的问题.而根据奈曼—皮尔逊准则,原假设和备择假设的地位不对等.本文对如何建立假设检验中的原假设和备择假设进行了讨论,给出了几个建立原假设和备择假设的原则.Establishing null hypothesis and alternative hypothesis is the first step in hypothesis test, How to establish null hypothesis and alternative hypothesis in hypothesis test is a trouble problem for students and beginners. According to Neyman-Pearson criteria, null hypothesis and alternative hypothesis aren＇t in the same status. How to set up null hypothesis and alternative hypothesis in hypothesis test are discussed in this paper. Several principles are given.

关 键 词：原假设 备择假设 犯第一类错误 

分 类 号：O212[理学—概率论与数理统计]