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Re: st: Graphing density probability plots, a way to mimic -ddplot- using -gammafit- ?
From
Nick Cox <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: Graphing density probability plots, a way to mimic -ddplot- using -gammafit- ?
Date
Wed, 9 Apr 2014 17:57:18 +0100
Program is called -dpplot-. Go for the 2007 update. I think I would
usually prefer -gammafit- (SSC), -qgamma- (SSC) and -pgamma- (SSC).
. search dpplot
Keyword search
Keywords: dpplot
Search: (1) Official help files, FAQs, Examples, SJs, and STBs
Search of official help files, FAQs, Examples, SJs, and STBs
FAQ . . . . . . . . . . . . . . . . . . . . . . . . . . . NJC Stata plots
. . . . . . . . . . . . . . . . . . UCLA Academic Technology Services
7/08 http://www.ats.ucla.edu/stat/stata/faq/graph/njcplot.htm
SJ-7-4 gr0012_1 . . . . . . . . . . . . . . . . . Software update for dpplot
(help dpplot if installed) . . . . . . . . . . . . . . . . N. J. Cox
Q4/07 SJ 7(4):593
addplot() option added
SJ-5-2 gr0012 . . . . . . . . . . Speaking Stata: Density probability plots
(help dpplot if installed) . . . . . . . . . . . . . . . . N. J. Cox
Q2/05 SJ 5(2):259--273
discusses use of density probability plots for determining
the density function of a continuous variable, given a data
sample; compares density probability plots with histograms,
kernel density estimation, and quantile--quantile plots
Nick
[email protected]
On 9 April 2014 17:20, Laura Grant <[email protected]> wrote:
> I am trying to produce a density probability plot fitted to data using
> a gamma distribution produced from the data, like is done in FIGURE 5
> here
>
> The Stata Journal (2005) 5, Number 2, pp. 259-273
> "Speaking Stata: Density probability plots"
> http://www.stata-journal.com/sjpdf.html?articlenum=gr0012
>
> It seems -ddplot- no longer exists. Can -gammafit- be used?
>
> Thanks.
>
> Laura Grant
> Assistant Professor
> School of Freshwater Sciences
> & Department of Economics
> University of Wisconsin, Milwaukee
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