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2male
2013 Apr 27
1
Error in `contrasts<-`(`*tmp*`, value = contr.funs[1 + isOF[nn]]) :
i am getting the following error
Error in `contrasts<-`(`*tmp*`, value = contr.funs[1 + isOF[nn]]) :
contrasts can be applied only to factors with 2 or more levels
can any on e suggest how to rectify
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