Hmm, and levels(m11$prog)? (There's a chance that a space has sneaked in, but your HTML mail makes it hard to see column alignment)
-pd > On 09 Jul 2016, at 12:50 , Shivi Bhatia <shivipm...@gmail.com> wrote: > > Hi Peter, > It gives me breakdown of all categories with their respective freq. > Diploma general honors > 50 45 105 > > On Sat, Jul 9, 2016 at 4:07 PM, peter dalgaard <pda...@gmail.com> wrote: > > What does table(m11$prog) tell you? > -pd > > > On 09 Jul 2016, at 12:29 , Shivi Bhatia <shivipm...@gmail.com> wrote: > > > > Dear Team, > > > > I am running a multinomial logistic regression model for one of the > > fictitious data before i implement the same on my real data. > > Here i am trying to predict based some scores and economic group whether a > > person will go for a diploma, general or honors. > > > > The code below: > > m11$prog2<- relevel(m11$prog, ref = "honors" > > > > already loaded the nnet library. However i got the below error: > > Error in relevel.factor(m11$prog, ref = "honors") : > > 'ref' must be an existing level > > > > I have tried searching on SO and nabble but did not find an answer that > > could help. > > > > Please suggest what is incorrect. Also checked the class of the var and is > > a factor variable. > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > https://stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > > and provide commented, minimal, self-contained, reproducible code. > > -- > Peter Dalgaard, Professor, > Center for Statistics, Copenhagen Business School > Solbjerg Plads 3, 2000 Frederiksberg, Denmark > Phone: (+45)38153501 > Office: A 4.23 > Email: pd....@cbs.dk Priv: pda...@gmail.com > > > > > > > > > > -- Peter Dalgaard, Professor, Center for Statistics, Copenhagen Business School Solbjerg Plads 3, 2000 Frederiksberg, Denmark Phone: (+45)38153501 Office: A 4.23 Email: pd....@cbs.dk Priv: pda...@gmail.com ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
