Beta Regression in R

By Francisco Cribari‐Neto, Achim Zeileis. 2010

2,543 citations recorded by the source corpus.

The class of beta regression models is commonly used by practitioners to model variables that assume values in the standard unit interval (0, 1). It is based on the assumption that the dependent variable is beta-distributed and that its mean is related to a set of regressors through a linear predictor with unknown coefficients and a link function. The model also includes a precision parameter which may be constant or depend on a (potentially different) set of regressors through a link function as well. This approach naturally incorporates features such as heteroskedasticity or skewness which are commonly observed in data taking values in the standard unit interval, such as rates or proportions. This paper describes the betareg package which provides the class of beta regressions in the R system for statistical computing. The underlying theory is briefly outlined, the implementation discussed and illustrated in various replication exercises.

Subfields: Plant Science, Statistics and Probability

View Paper: https://www.semanticscholar.org/paper/39129add37dcc96b2ba9b1a3dff05ee684289a93

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In Plant Science

  1. Su-Gi Baek
  2. Hailemariam Temesgen
  3. Annamaria Guolo
  4. Cristiano Varin
  5. Krishna P. Poudel
  6. Pablo A. Mitnik
  7. Rafael de Andrade Moral
  8. C. Bayes

In Statistics and Probability

  1. C. Bayes
  2. Jorge L. Bazán
  3. Mário de Castro
  4. Cristiano Varin
  5. Francisco Cribari‐Neto
  6. Annamaria Guolo
  7. Silvia L. P. Ferrari
  8. Patrícia Leone Espinheira

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