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: RE: problem converting a string variable to a numeric variable


From   Donald Spady <[email protected]>
To   [email protected]
Subject   Re: st: RE: problem converting a string variable to a numeric variable
Date   Thu, 25 Apr 2013 15:05:20 -0600

I think all of the listserver wonders that.
Don
On 2013-04-25, at 2:23 PM, Gwinyai Masukume <[email protected]> wrote:

> Many thanks Nick.
> Do you sleep? Just kidding.
> Kind regards,
> Gwinyai
> 
> On 4/25/13, Nick Cox <[email protected]> wrote:
>> For one overview of this territory see
>> 
>> SJ-2-3  pr0006  . . . . . . . . . . . . Speaking Stata: On numbers and
>> strings
>>        . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  N. J.
>> Cox
>>        Q3/02   SJ 2(3):314--329                                 (no
>> commands)
>>        explains the use of numeric and string data types in Stata
>>        and how to convert from one kind to another
>> 
>> See http://www.stata-journal.com/sjpdf.html?articlenum=pr0006 for
>> accessible .pdf.
>> 
>> It's slightly out-of-date (-tostring- became an official command after
>> that paper) but the main ideas still apply.
>> 
>> Nick
>> [email protected]
>> 
>> 
>> On 25 April 2013 19:50, Gwinyai Masukume <[email protected]> wrote:
>>> Thanks Elan.
>>> Kind regards,
>>> Gwinyai
>>> 
>>> On 4/25/13, Cohen, Elan <[email protected]> wrote:
>>>> -encode- is the wrong command for this job.  (Read the help file more
>>>> closely to understand why.)
>>>> 
>>>> Try -destring-.
>>>> 
>>>> - Elan
>>>> 
>>>> 
>>>> -----Original Message-----
>>>> From: [email protected]
>>>> [mailto:[email protected]] On Behalf Of Gwinyai
>>>> Masukume
>>>> Sent: Thursday, April 25, 2013 13:18
>>>> To: statalist
>>>> Subject: st: problem converting a string variable to a numeric variable
>>>> 
>>>> Dear Stata listers,
>>>> 
>>>> I have a variable weight. The original dataset has weight as a string
>>>> variable. Type - str13
>>>> Format - %13s.
>>>> 
>>>> encode weight, generate(weightgrams)
>>>> 
>>>> The above code apparently creates a numeric variable weightgrams.
>>>> Type - long
>>>> Format - %13.0g
>>>> 
>>>> However when dealing with this new variable e.g summ weightgrams, I get
>>>> completely abnormal results which bear no resemblance to the expected
>>>> results for the variable weight.
>>>> 
>>>> I suspect there is some kind of error in conversion from a string to
>>>> numeric variable.
>>>> 
>>>> I am using version 12.1
>>>> 
>>>> Kind regards,
>>>> Gwinyai
>>>> *
>>>> *   For searches and help try:
>>>> *   http://www.stata.com/help.cgi?search
>>>> *   http://www.stata.com/support/faqs/resources/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/faqs/resources/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/faqs/resources/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/faqs/resources/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/faqs/resources/statalist-faq/
> *   http://www.ats.ucla.edu/stat/stata/
> 

Donald Spady

--
[email protected]




*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/faqs/resources/statalist-faq/
*   http://www.ats.ucla.edu/stat/stata/


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