1) Helpdesk implies people whose job it is to provide support. R-help is a
mailing list in which users help each other when they have spare time.
2) You sent an email to the R-help mailing list, not to Lara, whoever that is.
I suggest you figure out what her email address is and send your
Lara:
I see you sent this email to the R helpdesk a really long time ago, but I was
just wondering if you ever got an answer to this question. I was just thinking
that I would build my own cross validation function, but if you figured out a
way to do this automatically, could you let me know?
Hi all
I have developed a zero-inflated negative binomial model using the
zeroinfl function from the pscl package, which I have carried out model
selection based on AIC and have used likelihood ratio tests (lrtest from
the lmtest package) to compare the nested models [My end model contains
2
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