In a longitudinal study of a behavior, a researcher would
A) select groups of participants from each age group and study each group at one time.
B) observe and participate in the behavior in question.
C) measure the degree to which the behavior changed when a factor thought to influence it also changes.
D) study one group of similarly aged people multiple times over a long period of time.

Question

Quizplus · Accepted Answer

In a longitudinal study, researchers follow the same group of participants over a period of time to observe changes or developments in their behavior or characteristics. This allows for the observation of long-term effects and changes within the same individuals, making option D the correct choice.

In a Longitudinal Study of a Behavior, a Researcher Would