Cumulative RT for Two Events

Jordan Schoenherr psychophysics.lab at gmail.com
Wed Sep 22 21:07:34 UTC 2010


And now for my final realization: if I turn off the logging function
for the second event, that should do the trick.

On Sep 22, 5:00 pm, Jordan Schoenherr <psychophysics.... at gmail.com>
wrote:
> I'll just post on my own thread:
>
> So it seems that each event that is given a cumulative value is placed
> in the RT recording sequence and RT feedback is provided for the final
> event. I'm still interested in whether I can use the acc from the
> first event in the feedback sequence?
>
> On Sep 22, 4:25 pm, Jordan Schoenherr <psychophysics.... at gmail.com>
> wrote:
>
>
>
> > Hi All,
>
> > As my subject indicates, I'm interested in obtaining the RT for two
> > successive events individually and cumulatively. The latter will be
> > used for feedback but have accuracy ONLY for the first event. Now,
> > from what I can tell, the experiment 'NestingXRT' provides an example
> > of how this can be accomplished.
>
> > In the second event, 'time audit only' is selected in the duration/
> > input window data logging and 'cumulative' is selected in the data
> > audit window. From what I can tell, this would seem to mean that this
> > event retains information from the previous two ('stimulus 1' and
> > 'stimulus 2'), however, I'm more concerned about where the
> > accumulation process starts and how this is specified.
>
> > In short,
>
> > 1) I want to record each event individually;
> > 2) I want to have a way to obtain the cumulative RT for events 1 and 2
> > (but not fixation or anything else that precedes the stims);
> > 3) Present RT feedback based on cumulative RT (but accuracy only for
> > the first event).
>
> > Any help would be of great assistance!
>
> > Cheers,
>
> > Jordan

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