(This article was first published on Yu-Sung Su's Blog, and kindly contributed to R-bloggers)
I coauthor a paper with Ozan, a friend who I know when I was TAing Bayesian Methods in ICPSR. The paper tries to see if the 9/11 has any effect on American's attitudes on Muslim. We have dataset from different years: 2 from pre-9/11 periods and 2 from post-9/11 periods. The outcome variable y is ordered categorical in that:1: very unfavorable; 2: mostly unfavorable; 3: mostly favorable; 4: very
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Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).