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12 Cards in this Set
- Front
- Back
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Response Variable?
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What IS MEASURED as the outcome or result of a study.
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Explainatory Variable?
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What we THINK is explains or causes changes in the response variable.
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Subjects?
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Individuals who are participating in a study
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Treatments?
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Specific experimental conditions applied to subjects.
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Randomization?
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to balance out extranious variables across treatments.
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Completely Randomized?
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Experimental design were all the experimental subjects are allocated at random among all the treatments.
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Placebo?
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The control for the power of suggestion.
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Control Group?
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To understand changes not realated to to the treatments, usually the placebo or nothing group.
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Double-blinding?
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to control experiemter or responent bias.
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Pairing and blocking?
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used to reduce a source of vaiablitliy
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Block?
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Group of experimental subjects that are known before the experiment to be similar in some way that is expected to affect the response to the treatments (Ex. gender)
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Block Design?
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The random assignment of subjects to treatments that is carried out separately within each block.
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