Susan is conducting a within subjects design.Her independent variable has 2 levels that must occur 1 week apart.In the first session during the first week, Susan has 120 participants.However, a week later when the second session occurs, Susan only has 85 participants show for the study.What disadvantage to within subject designs is Susan encountering?

Question

Quizplus · Accepted Answer

The disadvantage to within subject designs that Susan is encountering is attrition, which refers to participants dropping out of the study or becoming unavailable for the second session. This can lead to reduced statistical power and potentially biased results if those who dropped out differ systematically from those who remained in the study.

Susan Is Conducting a Within Subjects Design