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 <minh.pn@tnu.edu.vn> 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?
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