arm: Data Analysis Using Regression and Multilevel/Hierarchical Models

The R package for Andrew Gelman and Jennifer Hill. 2006. Data Analysis Using Regression and Multilevel/Hierarchical Models. NY: Cambridge University Press. has been released. As of January 9, 2007, the current version is arm_1.0-4. You need R>=2.4.0 to install arm from CRAN on-line. Below is the brief instroduction of the arm package.

arm: Data Analysis Using Regression and Multilevel/Hierarchical Models

R functions for processing lm, glm, mer and polr outputs.
Version: 1.0-4
Depends: methods, R (>= 2.4.0), MASS, Matrix (>= 0.9975-1), lme4 (>= 0.9975-1), R2WinBUGS, BRugs
Suggests: car, foreign, nnet
Date: 2007-1-9
Author: Andrew Gelman, Yu-Sung Su, Jennifer Hill, Maria Grazia Pittau, Jouni Kerman and Tian Zheng
Maintainer: Yu-Sung Su
License: GPL (version 2 or later)
URL: http://www.stat.columbia.edu/~gelman/software/
Reference manual: arm.pdf