Re: [R] Using tapply?

Hi Amy, I guess U can just use the apply() function for the purpose U described. Alex -- View this message in context: http://r.789695.n4.nabble.com/Using-tapply-tp3009834p3012694.html Sent from the R help mailing list archive at Nabble.com. __

Re: [R] s.e. of arima

Hi Sabrina, As I know there is no function arima in the tseries package. There is only arma. Probably, U just run arima from the stats package. For both of them vcov is the option to get s.e. for the coefficients. hth, alex -- View this message in context: