请教stata大牛,二值选择模型logit怎么进行共线性检验？
在实证分析中,需要检验相关性和共线性的变量有核心解释变量、其他解释变量 (控制变量)。 corr 或 pwcorr 计算出来变量间的相关系数,如果其绝对值都小于0.3,则一般认为不存在相关性,或认为相关
为啥stata描述性统计分析没有中位数啊？
在实证分析中,需要检验相关性和共线性的变量有核心解释变量、其他解释变量 (控制变量)。 corr 或 pwcorr 计算出来变量间的相关系数,如果其绝对值都小于0.3,则一般认为不存在相关
stata 描述性统计中的变量说明怎么做出来？
在实证分析中,需要检验相关性和共线性的变量有核心解释变量、其他解释变量 (控制变量)。 corr 或 pwcorr 计算出来变量间的相关系数,如果其绝对值都小于0.3,则一般认为不存在相关
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[求助] 如何在Stata中针对某一变量中的部分数据和其他变量进行操
summ e11 e12 e13 //查看所有样本 summ e11 e12 e13 if select==1 //查看 select 变量取值为 1 的样本的 e11,e12,e13 的均值、最大值、最小值、样本数、标准差
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