search for: artile

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2006 Aug 03
1
how to use the EV AND condEV from BMA's results?
..."bic.glm" tells the difference between postmean(the posterior mean of each coefficient from model averaging) and condpostmean(the posterior mean of each coefficient conditional on the variable being included in the model), But it's still unclear about the results explanations, and the artile of Rnews in 2005 on BMA still don't give more detail on it. Suppose my results of logistic regression analyzed by bic.glm (BMA) as follows:(dataset is birthwt(MASS) and i include the interaction) p!=0 EV SD condEV cond SD model 1 model 2 model 3 mode...
2004 Jul 24
3
Population simulation.
Hello, can anyone tell me if R has any special function for simulating the structure of human populations? Something like the genetic algorithm? I need to simulate a sample of a population with a specific structure. Is there something on R that can help me? Thanks to everyone. __________________________________________________________
2001 Nov 19
3
installation on Mac OS X
Help ! I am a graduate student in statistics, nearing the end of my first semester, and recently discovered R, but cannot figure out how to install it on my Mac. I am currently running OS 10.1.1, and know next to nothing about Unix or anything related. I would like to install this program on my Powerbook, as it come highly recommended, so I can use it for a class next semester. Any help