College Statistics Quiz
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DATA, VARIABLES & STUDY DESIGN
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Researchers are studying the relationship between the number of hours a student works at a part-time job (explanatory variable) and their final exam score (response variable). They consider the student's field of study (e.g., STEM, Humanities) as a potential third variable. Under which of the following conditions would 'field of study' fail to meet the criteria of a confounding variable?
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