prep.check.adf {predtoolsTS}

Augmented Dickey-Fuller test

Description

Performs ADF test just as another tool to check stationarity.

Usage

prep.check.adf(tserie)

Arguments

tserie

a ts or a prep object

Details

Shows the results of an ADF test. A p-value<0.05 suggests the data is stationary.

Examples

prep.check.adf(AirPassengers)
prep.check.adf(prep(AirPassengers))