search for: endmac

Displaying 1 result from an estimated 1 matches for "endmac".

Did you mean: sendmac
2002 Jan 17
1
weibull in R
...rvival analysis on R. I know make this on GLIM, and now I try to make the GLIM exercice GLEX8 on R to learning and compare the test. The variables are: time censor group bodymass In GLIM I make: $calc %s=1 $ to fit weibull rather than exponential $input %pcl weibull $ $macro model group*bodymass $endmac$ $use weibull t w %s $ Then, GLIM estimate an alpha for the model group*bodymass, the value on GLIM is 0.736. I try to make this on R. > survreg(Surv(time,censor)~group*bodymass,dist="weibull",scale=0) The result is an alpha (Scale on R) different. Scale= 1.36 Where is the erro...