Re: [R] Weibull Likelihod function.

2008-08-06 Thread Prof Brian Ripley
For a log-likelihood, just sum values of dweibull(x, log=TRUE) On Wed, 6 Aug 2008, [EMAIL PROTECTED] wrote: Is there a likelihod function for the Weibull distribution in 'R'? I found the following reference: http://www.weibull.com/LifeDataWeb/weibull_log_likelihood_functions_and_their_partia

[R] Weibull Likelihod function.

2008-08-06 Thread rkevinburton
Is there a likelihod function for the Weibull distribution in 'R'? I found the following reference: http://www.weibull.com/LifeDataWeb/weibull_log_likelihood_functions_and_their_partials.htm But I had a hard time understanding the parameters required Particularly 'number of groups of times-to-f