16. Proportion Data

  1. Michael J. Crawley

Published Online: 14 SEP 2007

DOI: 10.1002/9780470515075.ch16

The R Book

The R Book

How to Cite

Crawley, M. J. (2007) Proportion Data, in The R Book, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470515075.ch16

Author Information

  1. Imperial College London at Silwood Park, UK

Publication History

  1. Published Online: 14 SEP 2007
  2. Published Print: 20 APR 2007

ISBN Information

Print ISBN: 9780470510247

Online ISBN: 9780470515075



  • proportion data;
  • count data on proportions;
  • link function relating linear predictor;
  • analysis of covariance with binomial data;
  • generalized mixed models using Imer;
  • analysing Schoener's Lizards


This chapter contains sections titled:

  • Analyses of Data on One and Two Proportions

  • Count Data on Proportions

  • Odds

  • Overdispersion and Hypothesis Testing

  • Applications

  • Converting Complex Contingency Tables to Proportions

  • Analysing Schoener's Lizards as Proportion Data

  • Generalized mixed models lmer with proportion data