[R] Tobit analysis

2003-07-16 Thread Andrew Barnes
Having read previous correspondance on this topic, am I right in using a gaussian distribution for a tobit model, one article suggests a normal distribution? Also, I want to censure at the upper bound, so, using the survival5 package I use: survreg(Surv(y,yc,type=right)~x) for a censored

Re: [R] Tobit analysis

2003-07-16 Thread David Firth
Gaussian and normal are two different words for the same thing. The example at http://www.biostat.wustl.edu/archives/html/s-news/1999-06/msg00125.html should give you plenty of clues. David On Wednesday, Jul 16, 2003, at 16:26 Europe/London, Andrew Barnes wrote: Having read previous