摘要
在概率统计教学的基础上,对参数假设检验教学中出现的学生难于理解的几个问题做了系统的总结,主要包括决策的依据,拒绝域的选择以及决策可靠性的判断,其中对做出"接受零假设"决策的可靠性给出了解释。
on the basis of the probability statistics teaching,the article gives a system s summary of several problems which is difficult for students to understand in the parameter supposition examination teaching,and mainly includes policy-making the basis,the rejection region choice as well as the policy-making reliable judg-ment,then provides the reliable explanation for the policy-making "accept zero supposition".
出处
《中北大学学报(社会科学版)》
2008年第S1期64-66,共3页
Journal of North University of China:Social Science Edition
关键词
参数假设检验
零假设
备择假设
拒绝域
hypothesis testing
null hypothesis
alternative hypothesis
rejection region