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Re: st: Re:number of occurences


From   "Dimitriy V. Masterov" <[email protected]>
To   [email protected]
Subject   Re: st: Re:number of occurences
Date   Fri, 30 Mar 2012 17:25:56 -0400

I am assuming that your list is stores in a variable called list. As
long as a color appears once per row, this should work:

foreach color in red white brown orange black pink blue grey yellow green {;
		gen `color'=cond(regexm(list,"`color'")==1,1,0);	
};

If you want a total for the list as a whole:
collapse (sum) red-green;

On Fri, Mar 30, 2012 at 5:10 PM, Victor Zammit <[email protected]> wrote:
> Dear Statalist,
>
> the following sample contains ten different colors:red,white,brown,orange,
>
> black,pink,blue,grey,yellow,green,in all.Given a much bigger sample,
>
> how can I find out the number of occurences for each of the ten colors.
> red-white-brown-orange-black-pink-blue
> grey-orange-white-red-yellow-blue
> grey-yellow-blue-black-white-green
> black-pink-orange-blue-grey-white
> grey-green-yellow-white-red-pink
> black-pink-orange-grey-white-red
> grey-white-black-blue-brown-pink
> grey-pink-blue-black-red-green
> grey-green-black-blue-brown-orange
> black-grey-brown-yellow-orange-pink
> red-white-yellow-blue-black-green-brown
> black-pink-grey-blue-green-white
> grey-green-black-brown-yellow-pink
> grey-black-red-blue-yellow-green
> grey-blue-red-orange-yellow-black
> red-white-green-pink-black-orange-grey
> grey-black-pink-orange-yellow-brown
> black-white-green-pink-grey-red
> grey-green-orange-pink-red-yellow
> black-grey-red-green-yellow-orange
>
> Thanks for any feedback,
>
> Victor Zammit.
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