Reputation: 11
Am trying to do this but the test statistics does not include in my result
Adf.test(agric, alternative = c( "stationary","explosive"), k=trunc( (length (agric)-1)^(1/8)))
The out put only show p value dickey fuller value Pls I need someone should put me through on r how I can get the test statistic on this
Upvotes: 1
Views: 642
Reputation: 3619
Is this from the tseries
package? The full tutorial can be run like this.
library(tseries)
x <- rnorm(1000)
adf.test(x, alternative = c("stationary", "explosive"),
k = trunc((length(x)-1)^(1/3)))
You should supply the vector object x
to the function adf.test()
.
Edit: Try
library(urca)
ur.df(x)
Upvotes: 1