Examlex
During the first treatment condition of a within-subjects experiment, the participants learn a new skill that helps improve their performance in later treatment conditions. For this study, the internal validity is threatened by ____.
Threatening Events
Occurrences that pose a danger or harm, causing fear or anxiety and potentially triggering stress responses.
Fear
An unpleasant emotion caused by the belief that someone or something is dangerous, likely to cause pain, or a threat.
Illness
A state in which a person's physical, mental, or emotional condition is impaired or deteriorating.
Personality Tests
standardized tools used to assess and measure an individual's personality characteristics and behavioral patterns.
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