Why use the Weibull model?

Survival Analysis in R

Heidi Seibold

Statistician at LMU Munich

Computing a Weibull model in R

wbmod <- survreg(Surv(time, cens) ~ horTh + tsize, data = GBSG2) 

coef(wbmod)

(Intercept)    horThyes       tsize 
 7.96069769  0.31175602 -0.01218073

Survival Analysis in R