Description Usage Arguments Value Author(s) See Also
Return the variables used for estimating an interval regression model
1 2 | ## S3 method for class 'intReg'
model.frame( formula, ... )
|
formula |
object of class |
... |
further arguments passed to other methods
(e.g. |
A data.frame containing all variables used for the estimation.
The response variable is given as a factor (in case of common boundaries) or as two numeric vectors, corresponding to the lower- and upper boundary for each observation.
Arne Henningsen, Ott Toomet otoomet@ut.ee
intReg
, and model.frame
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