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thresh
2012 Nov 08
0
mirt vs. eRm vs. ltm vs. winsteps
...,],2)
mirt #I get the following order of item parameters: x6,x5,x1,x4,x7,x3,x2
library(eRm)
res<-PCM(pcmdat)
pres<-person.parameter(res)
thres<-thresholds(res)
erm<-thres$threshtable
erm<-as.data.frame(erm)
names(erm)<-c("loc","thres1","thres2","thres3")
rownames(erm)<-c("x1","x2","x3","x4","x5","x6","x7")
erm<-round(erm[order(erm$loc,decreasing=TRUE),],2)
erm<-erm[c(2:4,1)]
erm #I get the following order of item parameters: x2,x3,x7,x1,x4,x5,x6
library(ltm)
grm&...