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Type "missing data imputation" . You will bring up several alternatives. -- Bert On Mon, Jun 18, 2012 at 8:04 AM, R. Michael Weylandt < michael.weyla...@gmail.com> wrote: > Possibly Amelia: http://cran.r-project.org/web/packages/Amelia/index.html > > Best, > Michael > > On Mon, Jun 18, 2012 at 3:19 AM, Kamontip Srihaset > <kamonti...@student.chula.ac.th> wrote: > > > > > > Dear all members, > > > > I am Phd. candidate student at Chulalongkorn U., Thailand. I am > interested in expectation maximization algorithm (EM) and multiple > imputation (MI) for imputation missing values(missing at random(MAR) and > missing not at random (MNAR)) in IRT (3-PL). So, I want to know about > package in R or function of EM and MI for simulate this problem > > > > I am looking forward your answer. > > > > sincerely yours, > > > > Kamontip Srihaset > > > > > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@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. > > ______________________________________________ > R-help@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. > -- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm [[alternative HTML version deleted]] ______________________________________________ R-help@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.