Natural experiments are most likely to present problems with:
A) external validity.
B) internal validity.
C) demand characteristics.
D) attrition.

Question

Quizplus · Accepted Answer

Natural experiments often lack control over random assignment of participants, which can make it difficult to establish cause-and-effect relationships. This presents a problem with internal validity, which refers to the extent to which a study's design and methods accurately measure the variables of interest.

Natural Experiments Are Most Likely to Present Problems With