plot.CADFtest {CADFtest} | R Documentation |

## Function to plot CADFtest objects

### Description

This function conveniently plots the residuals of the Covariate Augmented Dickey-Fuller
or the standard Augmented Dickey-Fuller regression carried out in `CADFtest`

.

### Usage

```
## S3 method for class 'CADFtest'
plot(x, plots=(1:4), ...)
```

### Arguments

`x` |
an object belonging to the class |

`plots` |
the plots to be produced (all the four plots by default): 1: standardized residuals plot; 2: density of the residuals, with an indication of the p-value of the Jarque-Bera test for normality; 3: ACF of the residuals; 4: partial ACF of the residuals. |

`...` |
currently not used. |

### Author(s)

Claudio Lupi

### Examples

```
data(npext, package="urca")
ADFt <- CADFtest(npext$realgnp, type="trend")
plot(ADFt, plots=c(3,4))
```

[Package

*CADFtest*version 0.3-3 Index]