Threats related to the participations, such as maturation, selection bias, and experimental drop-out, are typically related to what kind of decreased validity?
A) External validity
B) Internal validity
C) Reliability
D) Logical validity

Question

Quizplus · Accepted Answer

These threats directly impact the study's ability to establish a cause-and-effect relationship, which is central to internal validity. They can introduce systematic differences between groups or changes in participants that are not related to the experimental manipulation.

Threats Related to the Participations, Such as Maturation, Selection Bias