Statalist


[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

Re: st: Last modification to a data file


From   Louis Boakye-Yiadom <lby_kw@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Last modification to a data file
Date   Tue, 27 Nov 2007 10:35:33 +0000 (GMT)

Many thanks!

Louis

--- Maarten buis <maartenbuis@yahoo.co.uk> wrote:

> --- Louis Boakye-Yiadom <lby_kw@yahoo.co.uk> wrote:
> > Thanks. I was, however, hoping there is a way of
> > knowing the actual (or kind of) modification
> mdade.
> 
> The way to document the modifications you make to a 
> data file is to make these modifications in a 
> do-file, and save the original data and the do-file,
> 
> and not the modified data. Whenever you need the 
> modified data, you first run the do-file (I often 
> call that do-file dataprep.do)
> 
> This is always a good idea, not only because that 
> way you keep a complete record of all changes you 
> made, but also because in a real data-analysis 
> project everybody makes mistakes during data-
> preparation. If you keep the original data and the 
> do-file that made the modifications, than correcting
> 
> the mistake is often matter of seconds. If you did 
> not store the do-file, it is often a matter of days,
> 
> and if you did not store the original data, all is 
> lost.
> 
> -- Maarten
> 
> -----------------------------------------
> Maarten L. Buis
> Department of Social Research Methodology
> Vrije Universiteit Amsterdam
> Boelelaan 1081
> 1081 HV Amsterdam
> The Netherlands
> 
> visiting address:
> Buitenveldertselaan 3 (Metropolitan), room Z434
> 
> +31 20 5986715
> 
> http://home.fsw.vu.nl/m.buis/
> -----------------------------------------
> 
> 
>      
>
___________________________________________________________
> 
> Want ideas for reducing your carbon footprint? Visit
> Yahoo! For Good 
>
http://uk.promotions.yahoo.com/forgood/environment.html
> *
> *   For searches and help try:
> *  
> http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
> 



      ___________________________________________________________
Yahoo! Answers - Got a question? Someone out there knows the answer. Try it
now.
http://uk.answers.yahoo.com/ 
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index