## S3 method for class 'Category':
name(x)## S3 method for class 'Category':
name(x) <- value
## S3 method for class 'Category':
value(x)
## S3 method for class 'Category':
value(x) <- value
## S3 method for class 'Category':
id(x)
## S3 method for class 'list':
id(x)
## S3 method for class 'Category':
is.selected(x)
name returns character; value and id return
numeric; value but not id may be NA; is.selected returns
logical indicating whether this Category is a "selected" dichotomy. Setters
return x duly modified.Categories dichotomize