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Re: st: How to graph several mean trajectories and combine them in a single graph


From   Nick Cox <njcoxstata@gmail.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: How to graph several mean trajectories and combine them in a single graph
Date   Tue, 25 Feb 2014 19:53:32 +0000

-profileplot- does require a -by()- option but feeding it a variable
that is constant suppresses subdivision when you don't want it.

Nick
njcoxstata@gmail.com

On 25 February 2014 18:55, Han-Jung Ko (Koko)
<kohan@onid.oregonstate.edu> wrote:
> Thank you. I am not certain. The profileplot command seems requiring
> by() specification. I may try to see whether graph command could work
> for graphing means across individuals for certain variables overtime
> and combine them...

 On Tue, Feb 25, 2014 at 11:57 AM, Nick Cox <njcoxstata@gmail.com> wrote:

>> Sorry, but I can't advise further given "did not work". What was wrong
>> from your point of view?

>> On 25 February 2014 17:49, Han-Jung Ko (Koko)
>> <kohan@onid.oregonstate.edu> wrote:
>>> Thank you, Nick. I tried your suggestion and it did not work though.
>>> I will try to ask in the FAQ in the link you sent me.

>>> On Tue, Feb 25, 2014 at 3:31 AM, Nick Cox <njcoxstata@gmail.com> wrote:
>>>> -profileplot- is a user-written program by Philip Ender and from
>>>> http://www.ats.ucla.edu/stat/stata/ado/analysis
>>>> as you are asked to explain in the FAQ.
>>>>
>>>> If I understand you correctly, you can easily fool -profileplot- into
>>>> lumping all observations together by
>>>>
>>>> gen everyone = 1
>>>>
>>>> profileplot ..., by(everyone)
>>>>
>>>> although you will probably want to fix legend.
>>>>
>>>> Nick
>>>> njcoxstata@gmail.com
>>>>
>>>> On 24 February 2014 20:44, Han-Jung Ko
>>>>
>>>>> I am trying to graph several mean trajectories and combine them in a
>>>>> single graph. By using profileplot command, it is possible to graph
>>>>> them side-by-side but not in a single graph.
>>>>> For example,
>>>>> . profileplot pl_1 pl_2 pl_3 pl_4 pl_5, by(sex) name(graph_pl, replace)
>>>>> . profileplot pg_1 pg_2 pg_3 pg_4 pg_5, by(sex) name(graph_pg, replace)
>>>>> . graph combine graph_pl graph_pg
>>>>>
>>>>> However, using profileplot command also requires the option by(). I
>>>>> wonder how I could graph the meantrajectories for all participants
>>>>> (not by gender) and combine the total of six trajectories together?
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