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Type: Posts; User: balford@work

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    VISTA screen configuation problem

    Basically the text in my instruction screens are not showing up where they should. I’ve attached the csv script and the text file it calls with instructions to the subject, and a picture of how...
  2. Calculating the time elapsed since the start of the experiment

    We've run our pilot study, and I'm trying to calculate the time elapsed since the start of the experiment so we can synch the events during the experiment with biometric data we measured for each...
  3. Re: Can I get a finer measurement of session start time?

    The reason we'd like to get a finer start time is that we intend to take simultaneous biophysical measures from the respondent, e.g., heart rate, blood pressure, respiration rate, and perhaps a few...
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    Re: Randomization of left-right orientation

    Yes, would want this to be a between subjects manipulation, i.e., each S does all trials one way (left/right) or the other(right/left).
    Regarding how to randomize, optimally half left/right and the...
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    Randomization of left-right orientation

    In my protocol subjects respond "yes" or "no" to a stimulus by clicking keys I tell them represent yes and no, e.g., by clicking the "z" and "/" keys. I need to randomize this orientation so half...
  6. Can I get a finer measurement of session start time?

    In the DirectRT log files the field, "Time", returns the start time of the session to the nearest minute. For a study my client wants to get finer measurement of this start time, to the second or...
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    Added styles not utilized by DirectRT

    I've added a style (number 11, if that makes a difference) to the drt file in the same directory as my input file. And in text files I've attempted to use this style by placing, "<11>", (not...
  8. About randomizing left-right presentation and knowing the randomized order of pairs

    Attached is the paired comparison experiment I sent earlier, this time with the various .txt files called by the input file. If we continue to utilize a paired comparison protocol then I would like...
  9. Can DirectRT Perform Needed Randomization?

    The attached csv shows a draft of a paired comparison study we want to conduct. Each of several pairs (probably all possible pairs) of stimuli will be experienced by a subject; after experiencing...
  10. Question re BGR and WGR values and effects (case 387)

    At first I thought that BGR values (identified as "RBG" in the documentation, but as BGR in the samples) superseded the WGR values (likewise, identified as "RWG" in the documentation). That is, I...
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    Thank You!

    Appreciate it!
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    Thank You for your exceptionally quick and germane response!

    If this is the kind of help I can expect from Empirisoft and DirectRT users I am quite impressed!

    I am a SAS junkie, so I'd love to know the procedure and code, if you're willing to share.
    ...
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    Scoring the IAT (case 12779)

    I'm looking for guidance in scoring an IAT, e.g., the IAT-Race demo experiment provided by Empirisoft. Anybody that cannot provide guidance I'd greatly appreciate it!
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