sampleSelection (version 0.6-2)

model.matrix.probit: Design Matrix of Probit Models

Description

Create design matrix of probit models

Usage

## S3 method for class 'probit':
model.matrix( object, ... )

Arguments

object

object of class probit.

...

currently not used.

Value

• The design matrix of the probit model.

See Also

probit, model.matrix, and model.frame.probit