Which disadvantage to within subjects designs involves a participant dropping out of a study or not returning to complete additional parts to a study?

Question

Quizplus · Accepted Answer

Attrition refers to the problem of participants dropping out of a study or failing to complete all parts of a study. This can be particularly problematic in within-subject designs, as missing data can affect the validity and reliability of the results.

Which Disadvantage to Within Subjects Designs Involves a Participant Dropping