胡纯严,胡良平.如何正确运用χ2检验——两种单向有序二维列联表资料线性趋势χ2检验[J].四川精神卫生杂志,2021,34(2):116-120.Hu Chunyan,Hu Liangping,How to use χ2 test correctly—— χ2 tests for the data collected from the two kinds of two dimensional contingency tables with an ordinal variable in one direction[J].SICHUAN MENTAL HEALTH,2021,34(2):116-120 |
如何正确运用χ2检验——两种单向有序二维列联表资料线性趋势χ2检验 |
How to use χ2 test correctly—— χ2 tests for the data collected from the two kinds of two dimensional contingency tables with an ordinal variable in one direction |
投稿时间:2021-03-16 |
DOI:10.11886/scjsws20210316004 |
中文关键词: 二维列联表 线性趋势检验 χ2检验 SAS软件 R软件 |
英文关键词:Two-dimensional contingency table Linear trend test χ2 test SAS software R software |
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中文摘要: |
本文目的是介绍两种单向有序二维列联表资料线性趋势χ2检验以及SAS与R软件实现的方法。两种单向有序二维列联表是指原因变量为R值有序变量的“R×2列联表”和结果变量为C值有序变量的“2×C列联表”,对它们进行线性趋势检验分别需要采用Cochran-Armitage’s线性趋势χ2检验和Lee’s线性趋势χ2检验。 |
英文摘要: |
The purpose of this paper was to introduce the linear trend χ2 tests for the data of the two kinds of one-way ordinal two-dimensional contingency tables and the implementation of SAS and R software. The two one-way ordered two-dimensional contingency tables referred to the “R×2 contingency table” with R values ordinal variable as the cause variable and the “2×C contingency table”with C values ordinal variable as the outcome variable. Their linear trend tests required the use of the Cochran-Armitage’s linear trend χ2 test and the Lee’s linear trend χ2 test, respectively. |
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