|Date: ||Sat, 9 May 2009 14:01:29 -0300|
|Reply-To: ||priyanka singh <priyanka.priyankasingh@GMAIL.COM>|
|Sender: ||"SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>|
|From: ||priyanka singh <priyanka.priyankasingh@GMAIL.COM>|
|Subject: ||Re: First order autocorrelation coefficient by group|
|Content-Type: ||text/plain; charset=ISO-8859-1|
You may use *Proc Arima* and use *BY* statement in that.
On Sat, May 9, 2009 at 11:39 AM, Selina <email@example.com> wrote:
> I have time series data for many ID groups. I want to calculate the
> first order autocorrelation coefficient for each id group. How can I
> do this?
> Thanks a lot.