Download - Chapter 9
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Chapter 9
Choosing the right research design
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One-Way Designs
• One independent variable• Two groups at a minimum• One-way, multiple-groups design
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Factorial Designs
• Ins and outs of factorial designs• Main effects• Interactions
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Within-Subjects Designs
• Between-subjects versus within-subjects• “Repeated measures” design• Advantages of within-subjects designs• Disadvantages of within-subjects
designs• Solutions to problems of within-subjects
designs
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Mixed-Model Designs
• At least one independent variable is manipulated between-subjects
• At least one independent variable is manipulated within-subjects
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Key Terms from Chapter 9• One-way design• Two-groups design• One-way, multiple-
groups design• Levels of an
independent variable• Factorial design• Main effect• Interaction
• Ordinal (spreading) interaction
• Disordinal (crossover) interaction
• Simple effects test• Between-subjects
design• Within-subjects design• Repeated measures
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Key Terms from Chapter 9• Sequence effects• Carryover effects• Order effects• Practice effects• Interference
effects• Counterbalancing• Reverse
counterbalancing
• Partial counterbalancing
• Latin square design
• Structured debriefing
• Mixed-model designs