Hi,
say you want the 25th percentile:
sort year
by year: egen p25 = pctile(price), p(25)
Hope this helps!
Mario
On 7/16/05, Yvonne Capstick <[email protected]> wrote:
>
> Hi,
>
> I am able to generate easily the median of a variable for a given year, e.g.
>
> sort year
> by year: egen medianprice = median(price)
>
> Does anyone know how I can generate the 30th and 70th percentile of a
> variable? I know I can use the centile function to display the 30th and 70th
> percentiles, and the centile function can definitely be used with "by", but
> it can't be used with "egen" it seems.
>
> Thanks
> Yvonne
>
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