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Beta regression for modeling betadistributed dependent variables, e.g., rates and proportions. In addition to maximum likelihood regression (for both mean and precision of a betadistributed response), biascorrected and biasreduced estimation as well as finite mixture models and recursive partitioning for beta regressions are provided.
Package details 


Author  Achim Zeileis [aut, cre], Francisco CribariNeto [aut], Bettina Gruen [aut], Ioannis Kosmidis [aut], Alexandre B. Simas [ctb] (earlier version by), Andrea V. Rocha [ctb] (earlier version by) 
Maintainer  Achim Zeileis <[email protected]> 
License  GPL2  GPL3 
Version  3.11 
Package repository  View on CRAN 
Installation 
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