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: data precision and problems therein
From
Pham Ngoc Minh <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: data precision and problems therein
Date
Fri, 9 Nov 2012 18:08:11 +0900
Dear Nick,
I got the solution after reading Gould's instructions . I meant to
create categorical but not indicator variables, actually.
Thank you very much
Minh
On Fri, Nov 9, 2012 at 5:17 PM, Nick Cox <[email protected]> wrote:
> Start with
>
> http://blog.stata.com/2012/04/02/the-penultimate-guide-to-precision/
>
> Indicator variables based on pre-defined cut-points are usually better
> avoided, any way.
>
> Nick
>
> On Fri, Nov 9, 2012 at 6:28 AM, Pham Ngoc Minh <[email protected]> wrote:
>
>> I have a problem with data precision as follows:
>>
>> for example: glycated hemoglobin is 6.1 (%) visible in data editor,
>> but it turns out 6.0999999 when clicked on, so are other numbers (5.6
>> becomes 5.5999999), etc. This affects results of creating dummy
>> variables with pre-defined cut-points of values. How about the
>> solution?
> *
> * 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/