[R] maximum likelihood estimation in R

David Winsemius dwinsemius at comcast.net
Sun Nov 11 08:36:50 CET 2012


On Nov 10, 2012, at 9:22 PM, mmosalman wrote:

> I want to find ML estimates of a model using mle2 in bbmle package. When I
> insert new parameters (for new covariates) in model the log-likelihood value
> does not change and the estimated value is exactly the initial value that I
> determined. What's the problem? This is the code and the result:

Nope. The code is not here. It may be visible in the Nabble universe but in the Rhelp universe it is completely missing.

> As you see the estimated values for b2 , b3 and b4 are the initial values of
> them. The log-likelihood value did not change!
> 
> --
> View this message in context: http://r.789695.n4.nabble.com/maximum-likelihood-estimation-in-R-tp4649226.html
> Sent from the R help mailing list archive at Nabble.com.

Wrong. Nabble lies. It is not the Rhelp Archive and this message was sent from the Mailing list server, not from Nabble.

Please to pay attention to this set of resources.
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.

Well you apparently did try, so that's something.

-- 

David Winsemius, MD
Alameda, CA, USA




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