Dynamic generation of procedures and blocks based on responses

[wdwss]

Thank you very much, David! Your suggestion is really helpful! I will try 
it. Keep you posted.
Best,
Shensheng 

On Wednesday, July 31, 2013 4:46:45 PM UTC-4, McFarlane, David wrote:

> Shensheng, 
>
> In short, yes, E-Prime could handle this.  Instead of dynamically 
> generating "procedures", I would dynamically generate or manipulate 
> Lists and just run them through the same Procedure, just as I would 
> with any other programming platform.  Too tedious to go into any 
> further detail here, but as a start you might look at the 
> "Study-Recall" example at the PST website, or maybe browse the 
> examples at step.psy.cmu.edu . 
>
> -- David McFarlane 
>
>
> At 7/31/2013 04:08 PM Wednesday, wdwss wrote: 
> >I want to execute an experiment consisting of a series of sorting 
> >tasks with 90 faces in the E-Prime. In the experiment, the 
> >participants will be asked to indicate if a face is threatening or 
> >nonthreatening by pressing either one of the two button boxes as 
> >quickly as they can, during which RTs will be recorded.  After the 
> >first procedure of sorting that includes all 90 faces, some faces 
> >(say, N= x)  will be "threatening" and the rest (N= 90-x) will be 
> >"nonthreatening". Then, within the x "threatening" faces, another 
> >procedure of sorting based on "slightly threatening" and "very 
> >threatening"will be administrated automatically. Then, additional 
> >procedures of sorting based on more or less "threatening" ratings of 
> >the faces will be dynamically and automatically generated to specify 
> >the threatening levels of the faces. These series of procedures 
> >continue until there is only one face left in the "more threatening" 
> >group as you can imagine. Since experimenters don't know which faces 
> >will be judged "threatening", "very threatening" or whatever labels 
> >we name them, the length (or depth in terms of loops) of the whole 
> >experiment  is unknown prior to designing the E-Prime program. 
> > 
> >My question is if E-Prime and E-Basic have the capacity to enable 
> >dynamic generation of new procedures, blocks and assigning stimuli 
> >to them  automatically based on the choice of participants? How to 
> >accomplish that? I learned that the task I intend to accomplish 
> >looks very similar to the Contingant Branching, but it still has its 
> >unique problem with the uncertainty in the number and content of 
> "Branching". 
> > 
> >Looking forward to your precious comments, suggestions and critics! 
> > 
> >Thanks a lot! 
> > 
> >Best, 
> > 
> >Shensheng 
>
>

-- 
You received this message because you are subscribed to the Google Groups "E-Prime" group.
To unsubscribe from this group and stop receiving emails from it, send an email to e-prime+unsubscribe at googlegroups.com.
To post to this group, send email to e-prime at googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/e-prime/d5faa398-d15b-4f0f-8f5e-4d7d790335ad%40googlegroups.com.
For more options, visit https://groups.google.com/groups/opt_out.


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listserv.linguistlist.org/pipermail/eprime/attachments/20130731/5e0f2e96/attachment.htm>