Experimental Designs
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Participants recieve only one treatment. High internal validity, controls time threats; BUT requires many subjects.
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| show | Participants recieve ALL treatments. Fewer participants required, random error reduced; BUT time and order effects.
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| Within Subjects: Time threats | show 🗑
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| show | Participants dropping out of the study.
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| show | Participants dying during the study.
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| Within: Time threats - History | show 🗑
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| show | Participants may change from first trial to last trial.
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| Within: Time threats - Instrumentation | show 🗑
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| Within: Order effects | show 🗑
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| show | Counterbalancing: changing the order of the administration of the treatment(s).
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Created by:
pichelle
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