prefmod (0.8-19)

Utilities to fit paired comparison models for preferences.

http://cran.r-project.org/web/packages/prefmod

Generates design matrix for analysing real paired comparisons and derived paired comparison data (Likert type items / ratings or rankings) using a loglinear approach. Fits loglinear Bradley-Terry model (LLBT) exploting an eliminate feature. Computes pattern models for paired comparisons, rankings, and ratings. Some treatment of missing values (MCAR and MNAR). Fits latent class (mixture) models for paired comparison, rating and ranking patterns.

Maintainer: Reinhold Hatzinger
Author(s): Reinhold Hatzinger

License: GPL

Uses: colorspace, gnm
Reverse suggests: BradleyTerry2, smacof

Released almost 10 years ago.