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| From | Nick Cox <njcoxstata@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: Binning question |
| Date | Sun, 31 Jul 2011 09:12:14 +0100 |
Much easier and clearer just to use equal-width bins. Nick On Sat, Jul 30, 2011 at 10:14 PM, <mcross@exemail.com.au> wrote: > (Stata version 8) > > Statalisters, > > I’m collecting various size measurements from multiple samples… > > Smpl Size > 01 39.38 > 01 45.26 > 01 48.81 > 02 39.27 > 02 45.28 > 02 48.94 > > Size is normally distributed and the variance is small. I want to bin my > sizes into categories (eg “39”, “45” and “49”), for further analysis. I’d > like to define the range for each category by using the SD of each set of > size observations - eg the SD of (39.38 and 39.27). > > Hopefully someone might suggest a practical way to achieve this. * * 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/