Bookmark and Share

Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: programming question for instrument scoring with weights


From   Austin Nichols <[email protected]>
To   [email protected]
Subject   Re: st: programming question for instrument scoring with weights
Date   Thu, 9 Jun 2011 11:48:22 -0400

Stas; Marguerite <[email protected]>:
I think the -egen- "function" below is meant to be rowtotal(), not
total().  But beware of missing values counting as zeros in such a
formulation.

On Thu, Jun 9, 2011 at 10:52 AM, Stas Kolenikov <[email protected]> wrote:
...
> I am assuming that your items are coded 1 for yes, 0 for no. Or you
> can do this sequentially:
>
> egen int total_score = total( item1 item2 [fill in the dots] item19 )
> replace total_score = total_score + 4 if item2 == 1
> ...
> replace total_score = total_score - 3 if item3a == 1
>
> All of these ways are cumbersome, and the more lines of code you have,
> the more likely it is you will have an error somewhere. The choice
> between different ways of coding your problem is a matter of
> aesthetics, and how readable the code will be to you and other users
> of it.
...
*
*   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/


© Copyright 1996–2018 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   Site index