getCovariate.data.frame {nlme} | R Documentation |
The right hand side of form
, stripped of any conditioning
expression (i.e. an expression following a |
operator), is
evaluated in object
.
## S3 method for class 'data.frame': getCovariate(object, form, data)
object |
an object inheriting from class data.frame . |
form |
an optional formula specifying the covariate to be
evaluated in object . Defaults to formula(object) . |
data |
some methods for this generic require a separate data frame. Not used in this method. |
the value of the right hand side of form
, stripped of
any conditional expression, evaluated in object
.
Jose Pinheiro Jose.Pinheiro@pharma.novartis.com and Douglas Bates bates@stat.wisc.edu
getCovariate(Orthodont)