Social Studies, 01.05.2021 01:40 haydonmetzger
A researcher uses a within-subjects design in which one group completes a difficult puzzle and the second group completes an easy puzzle. He finds that participants who completed the difficult puzzle first were able to learn about the puzzle and completed the easy puzzle quicker, compared to participants who did the easy puzzle first. What type of threat to internal validity was described in this example
Answers: 1
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A researcher uses a within-subjects design in which one group completes a difficult puzzle and the s...
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