What type of threat to internal validity is associated with practice effects?
A) maturation
B) regression
C) testing
D) instrumentation

Question

Quizplus · Accepted Answer

Practice effects refer to the possibility of changes in participants' performance due to repeated exposure to the same task, which can occur regardless of the intervention or manipulation being studied. This can be a threat to internal validity because it can obscure or exaggerate the true effects of the experimental manipulation.

What Type of Threat to Internal Validity Is Associated with Practice