Hi, what's mean "/" in command:
betareg(inf~Grupo/Sexo, data=dados) it's a effect nested? -------------------------------------- Silvano Cesar da Costa Departamento de EstatÃstica Universidade Estadual de Londrina Fone: 3371-4346 ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.