search for: unitroottests

Displaying 3 results from an estimated 3 matches for "unitroottests".

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2005 Mar 23
1
Error in unitrootTest (fSeries)
Hello, I am getting the following error message from unitrootTest. Do you have any clue of what could be wrong. Details: AMD64 (x86_64) Gentoo Linux system. library(fSeries) kmodel <- list(ar=c(.3,0,0,0,0.7,-.4*.7),d=1) x=armaSim(nobs,model=kmodel) unitrootTest(x,trend="c",statistic="t",method="adf",lags=2) Error in file(file, "r") : unable to open
2006 Oct 11
1
Question about error of "non-numeric argument to binary operator"
Hi, I have the following data and there is no binary operator contained, however, I still receive the error message when running unitrootTest function, could someone give me a guidance on it?? >readClipboard() [1] "245" "246" "261.5" "275.5" "307" "284.5" "289" "313.5" "323.75"
2007 Jan 18
2
problem in adf command
this command is used in tseries adf.test(x, alternative = c("stationary", "explosive"), k = trunc((length(x)-1)^(1/3))) this command apply adf test on data given in x .here general equatiuon that is, equation with constant and trend is used.if i did not include constant or trend in the equation and run the command then how i can run this command in tseries.