research design: causal studies
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Research Design: Causal Studies. Quick Review: Three general forms of quantitative research studies Descriptive: Describes a situation Relational : Relationship between variables Causal: Seeks to show a cause and effect. - PowerPoint PPT PresentationTRANSCRIPT
Research Design: Causal StudiesResearch Design: Causal Studies Quick Review: Three general forms of quantitative Quick Review: Three general forms of quantitative
research studiesresearch studies– Descriptive: Descriptive: Describes a situationDescribes a situation– RelationalRelational : Relationship between variables : Relationship between variables– Causal:Causal: Seeks to show a cause and effect. Seeks to show a cause and effect.
Internal ValidityInternal Validity: : The approximate truth of inferences The approximate truth of inferences regarding regarding cause-effeccause-effectt or or causalcausal relationships. relationships.
– Establishing Cause & Effect– Single-Group Threats– Multiple-Group Threats– “Social” Interaction Threats
Research Design & Design Notations