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7 Cards in this Set
- Front
- Back
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Treatments
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different values for a VARIABLE that will be assigned to the subjects by the experimenter
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Control
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-Two or more treatment options should be possible for the subjects in the experiment.
-A CONTROL GROUP where no TREATMENT is given is often one of the options. |
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Randomization
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-must be RANDOMLY decided which treatment a subject is to receive in the experiment.
-The subject cannot have been the one to make this choice |
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Replication
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-refers to idea of using many subjects.
-results from any one subject is hard to use to draw conclusions -if a large sample is used, emerging patterns can lead to meaningful conclusions |
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Single Blind Experiments
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-subject isnt aware of what treatment they are receiving
-in double blind experiments, this is also true. |
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Confounding Variables
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If the variations in experimental outcomes can be realistically caused by more than one variable, then we say we have confounding variables
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Response Variable
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This variable might be affected by the variables we are controlling.
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