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    Re: RIAS Retest?
    aeh #198462 08/14/14 08:58 AM
    Joined: Feb 2013
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    22B Offline
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    Originally Posted by aeh
    My personal experience with tracking the history of my students and how their RIAS scores have compared to other tests is that it has a more marked regression to the mean than other tests.
    Doesn't this just mean it's less accurate, i.e. more noise, as you'd expect from a shorter test.

    Re: RIAS Retest?
    22B #198468 08/14/14 09:19 AM
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    Originally Posted by 22B
    Originally Posted by aeh
    My personal experience with tracking the history of my students and how their RIAS scores have compared to other tests is that it has a more marked regression to the mean than other tests.
    Doesn't this just mean it's less accurate, i.e. more noise, as you'd expect from a shorter test.

    Yes. But that's why it should really be used only as a screening or confirmatory instrument, not as a comprehensive or initial measure.

    ...pronounced like the long vowel and first letter of the alphabet...
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