[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

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 in

[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