Last month on, August 24, there was thread on bihistograms that might be useful.
Scott
On Mon, Sep 29, 2008 at 10:02 AM, Jeph Herrin <[email protected]> wrote:
>
> I've been trying to create a graph which shows
> two overlapping histograms - I'm trying to show
> how the distribution for a quantity if interest
> has shifted from time A to time B.
>
> Putting two histograms on one graph is not the
> problem
>
> twoway (histogram myvarA) (histogram myvarB)
>
>
> but the problem is that one obscures the other. I
> can make the one on top "clear" (specify -color(none)-)
> but because the bars line up it still difficult to
> distinguish them. So I'm looking for a way to do
> either
>
> 1. make the overlapping areas a darker color than
> either histogram is alone
> 2. shift the bars for one histogram so that the one
> behind can be seen ever so slightly
>
> Is there a way to do either? Is there a better solution?
>
> thanks in advance,
> Jeph
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