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function_o
2011 Apr 18
0
error message while running IRT model
...ollows:
## opening a data set on the desktop
setwd("C:/Users/haillie/Desktop")
UN2010<- read.csv("UN2010.csv",header=TRUE)
##calling libraries
library(reshape)
library(car)
## these are the variables I want to recode
colname <- names(UN2010)
## this applies the recode functionto all the variable I want to recode
UN2010[colname] <-
lapply(UN2010[colname],
function(x) recode(x, recodes = "8=NA",
as.factor.result = FALSE, as.numeric.result = TRUE))
UN2010frame<-data.matrix(lapply(UN2010,as.numeric))
ord.out1<-ordrating(UN2...