External validity is an issue in which research design, due to repeatedly testing the same children?
A) microgenetic
B) experimental
C) cross-sectional
D) longitudinal

Question

Quizplus · Accepted Answer

Longitudinal research design follows the same group of individuals over a period of time. Repeatedly testing the same children can lead to the issue of external validity, which is the ability to generalize findings from the sample to the larger population.

External Validity Is an Issue in Which Research Design, Due