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Unformatted text preview: 2 or more independent variables change at the same time, not letting you determine which one is the cause in the change of the dependent variables Waking up early, could be from rain or from wrist hurting Person who loses weight, could lose it from exercise or from dieting Person gaining weight, could be from medication or from drastic diet change • How does a case study differ from a single-subject reversal design In case study, you don’t manipulate anything, only observe. In reversal design, you can identify causation • Compare & contrast a multiple baseline design and a changing criterion design They differ in that in multiple baseline, there is no change in criterion, while in a changing criterion, the criterion changes systematically throughout the design They are both experimental designs and both determine causality • Which has greater external validity, a multiple baseline between behaviors design or a between subjects design with 20 subjects in each group?...
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- Fall '12
- Psychology, analyst, Multiple Baseline