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R 进行有序logistic回归时概率置信区间的确定_R_Regression_Logistic Regression_Ordinal - Fatal编程技术网

R 进行有序logistic回归时概率置信区间的确定

R 进行有序logistic回归时概率置信区间的确定,r,regression,logistic-regression,ordinal,R,Regression,Logistic Regression,Ordinal,我有一个包含以下列的数据框(培训): GPAGrpd Subj1.Grade 1 [0,2) 6 2 [0,2) 6 3 [3,4.3] 1 4 [0,2) 6 5 [2,3) 2 6 [3,3.7) 3 我已运行以下命令: Res.clm <- clm(GPAGrpd ~ Subj1.Grade

我有一个包含以下列的数据框(培训):

       GPAGrpd    Subj1.Grade
1       [0,2)          6
2       [0,2)          6
3       [3,4.3]        1
4       [0,2)          6
5       [2,3)          2
6       [3,3.7)        3
我已运行以下命令:

 Res.clm <- clm(GPAGrpd ~ Subj1.Grade,data=training)
 summary(Res.clm)
 newdat <- data.frame(
      Subj1.Grade = rep(1:6, each = 200),
      GPAGrpd = factor(rep(1:4, each = 300))
 )
 newdat <- cbind(newdat, predict(Res.clm, newdata=newdat, se.fit=TRUE,
          interval=TRUE, type="prob"))

Res.clm我能够通过定义newdat来解决我的错误,如下所示:

    newdat <- data.frame(
      Subj1.Grade = rep(1:6, 200),
      GPAGrpd = factor(rep(1:4, each=300), 
                   labels = c("[0,2)","[2,3)","[3,3.7)","[3.7,4.3]"))
    )

newdat是的,它似乎起了作用。