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August 23, 2022

Threats to internal validity—history

You are to prepare a 4-6 minute ‘PodCast’ reviewing a concept in research. Identify a topic (needs to be approved by instructor), locate 2-3 articles/chapters and provide an overview on the topic and give examples based on the articles. Examples of topics are below (not a restricted list).

Threats to internal validity—history
Threats to internal validity—Maturation
Threats to internal validity—instrumentation
Threats to internal validity—Hawthorne effect
Threats to internal validity—Mortality/Attrition
Threats to external validity—selection treatment interaction
Threats to external validity—setting treatment interaction
Threats to external validity—history treatment interaction

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