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Re: st: RE: Data Filtering Question ...


From   "Dimitriy V. Masterov" <dvmaster@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: RE: Data Filtering Question ...
Date   Fri, 24 Sep 2010 17:08:01 -0400

You can try this:

list if (hascontent_binary==1) & (totalstudents > 10 &
!mi(totalstudents)) & inrange(TotalHits, 50,100000)



On Fri, Sep 24, 2010 at 4:26 PM, John Whitmer <jcwhitmer@gmail.com> wrote:
> Martin,
>
> This appears to work when I enter it into the filter menu, but when I enter an additional filter, it removes the previous one.  I tried the first filter, which worked well, but when I added the second filter, there were additional records - I'm assuming that it deleted the first one.
>
> Is there a way to apply multiple filters from that window simultaneously?
>
> I've tried the command window, which takes a long time to process, but did not filter out any observations.
>
> Again, much appreciate your help.
>
> Best, John
>
> On Sep 24, 2010, at 1:17 PM, Martin Weiss wrote:
>
>
> <>
>
> You are more than welcome, John! You could also -browse if...-
>
>
> HTH
> Martin
>
>
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of John Whitmer
> Sent: Freitag, 24. September 2010 22:15
> To: statalist@hsphsun2.harvard.edu
> Subject: Re: st: RE: Data Filtering Question ...
>
> Thank you, thank you, thank you!!
>
> -John
>
> On Sep 24, 2010, at 1:11 PM, Martin Weiss wrote:
>
>
> <>
>
> ***********
> list if hascontent_binary==1
> list if totalstudents > 10 & !mi(totalstudents)
> list if inrange(TotalHits, 50, 100000)
> ***********
>
>
> HTH
> Martin
>
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of John Whitmer
> Sent: Freitag, 24. September 2010 22:04
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Data Filtering Question ...
>
> I just installed Stata v11 this morning, and have been getting my hands
> dirty.  As you might tell, I'm analyzing a dataset from a Learning
> Management System for a university.
>
> I'm flummoxed about how to filter data.  I'd appreciate your help, I've
> tried the help files and searched the web to little avail.  I've found the
> "Filter Observations" menu, but all my expressions are returning errors.
>
> Here are examples of the filters I'd like to run:
>
> Variable "hascontent_binary" =1
> Variable "totalstudents" > 10
> Variable "TotalHits" is between 50 and 100,000
>
> Apologies for the newbie question - you can relieve a headache today!
>
> Thanks, John
>
>
> *********************************************
> John Whitmer
> E: jcwhitmer@gmail.com
> P: 530.554.1528
> C: 530.574.8827
> Skype: john.whitmer
>
>
>
>
> *
> *   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/
>
> *
> *   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/
>
> *********************************************
> John Whitmer
> E: jcwhitmer@gmail.com
> P: 530.554.1528
> C: 530.574.8827
> Skype: john.whitmer
>
>
>
> *
> *   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/
>
> *
> *   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/
>
> *********************************************
> John Whitmer
> E: jcwhitmer@gmail.com
> P: 530.554.1528
> C: 530.574.8827
> Skype: john.whitmer
>
>
>
>
> *
> *   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/
>

*
*   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/


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