Re: [R] R square in NLS-urgent help

2009-12-14 Thread Peter Dalgaard
ruchita gupta wrote: > Hello > > I need one urgent help The urgency is entirely on your part, and you are not going to get an answer more quickly by posting several times! > I am trying to fit the Sigmod curve of logistic growth model using NLS > estimation. > But i do not get the R square value

[R] R square in NLS-urgent help

2009-12-14 Thread ruchita gupta
Hello I need one urgent help I am trying to fit the Sigmod curve of logistic growth model using NLS estimation. But i do not get the R square value in that even after getting the "Summary" In that case how to compare the fit for 3 models and find which one is better fit?? How to get this R Square

[R] R square in NLS-urgent help

2009-12-13 Thread ruchita gupta
Hello I need one urgent help I am trying to fit the Sigmod curve of logistic growth model using NLS estimation. But i do not get the R square value in that even after getting the "Summary" In that case how to compare the fit for 3 models and find which one is better fit?? How to get this R Square

[R] R square in NLS-urgent help

2009-12-13 Thread ruchita gupta
Hello I need one urgent help I am trying to fit the Sigmod curve of logistic growth model using NLS estimation. But i do not get the R square value in that even after getting the "Summary" In that case how to compare the fit for 3 models and find which one is better fit?? How to get this R Square