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| From | Maarten Buis <maartenlbuis@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: xtline charts for large panel set |
| Date | Wed, 3 Aug 2011 22:05:59 +0200 |
On Wed, Aug 3, 2011 at 9:42 PM, Tanuku AP wrote: > I have a data set with roughly 3000 units. The panel ids are not consecutively numbered. I'd like to draw --xtline-- charts (w/out overlay) with roughly 20 charts in one frame. > > If the panel ids were consecutive I could have used a loop with something like so: > > xtline pvar if panelid > `x' & panelid < `x'+ 20 (PSEUDOCODE) > where x is the loop variable > > > TWO QUESTIONS: > (1) How can I draw --xtline-- charts for the 3000 units with 20 units at a time > (2) Is there a way to generate another variable that assigns consecutive numbers to panel ids (2) use the -group()- egen-function, see -help egen-. (1) replace -& panelid < `x'+ 20- with -& panelid < `=`x'+ 20'-, see: <http://www.maartenbuis.nl/example_faq/index.html#`='> Hope this helps, Maarten -------------------------- Maarten L. Buis Institut fuer Soziologie Universitaet Tuebingen Wilhelmstrasse 36 72074 Tuebingen Germany http://www.maartenbuis.nl -------------------------- * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/