Collecting data continuously for 2 objects

David McFarlane mcfarla9 at msu.edu
Thu Feb 25 04:07:32 UTC 2010


Sarah,

Please work through the Extended Input tutorial in Appendix C of the 
User's Guide that came with E-Prime and see if that helps.

Also, think through the difference between End Action = Terminate vs. 
(none).

-- David McFarlane, Professional Faultfinder


> Hello all,
> 
> I have a TrialProc with five objects, two of them being ImageDisplay1
> and Wait1, in that order.
> 
> It is a go/nogo task, where ImageDisplay1 is the "Go" target, but it
> is only shown for 500ms regardless of the subject's response time,
> then the Wait1 in there which lasts for 1000ms - ImageDisplay1 RT.
> This keeps the ImageDisplay1 duration at a constant 500ms, but if the
> subject takes longer than 500ms to respond, the Wait1 still collects
> the response. When I analyze the data it is difficult to get an RT for
> each trial because I have to do some math in order to find the one RT
> from both objects.
> 
> I am wondering if there is a way to continuously collect the data for
> ImageDisplay1 and Wait1, so that my data output will give one RT
> instead of two for both objects.
> 
> Is there any way for this to be done?
> 
> Thank you,
> Sarah

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