Problem with setting new attribute to collect data

gilis giladsabo at gmail.com
Sun Oct 2 07:33:09 UTC 2011


Just don't want you to get confused by my little mistake:
repeatuntilcorrect=Repeat1

On Oct 2, 9:30 am, gilis <gilads... at gmail.com> wrote:
> Hi,
>
> In my experiment participants have to repeat the same trial until they
> give the correct answer. Also, I want to know the time that was
> requested to them to get to the correct answer, therefore I can't
> relay on the standard RT that is logged to the data file. What I did
> goes like that:
>
> At the beginning of the procedure there is an inline in which I
> defined new attribute:
>
> c.SetAttrib "ResponseT",0
>
> then after this inline there is a label I called "repeatuntilcorrect"
> and after this label there is the slide "showword1" which present the
> trial, after it I put this inline:
>
> c.SetAttrib "ResponseT",c.GetAttrib("ResponseT")
> +c.GetAttrib("showword1.RT")
> while showword1.Acc=0
> goto Repeat1
> Wend
>
> that is, at the end of each trial I should have the time passed from
> the beginning of the trial to the participant correct response.
>
> The problem(s?) I have is that first, in the data file the attribute
> that I added (ResponseT) present the time in different manner-that is,
> 357 ms are presented as 0357. Second, unless I misunderstand
> something, it seems like sometimes the slide RT (showword1.RT) is
> longer than "ResponseT" and that of-course should never happen. I
> would appreciate your assistance in solving these issues.
>
> Regards,
>
> Gilis

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