Which of the following is a disadvantage associated with longitudinal research designs?
A) It cannot deal with the problem of a cohort group.
B) It is time consuming.
C) It cannot assess change in behavior over time.
D) It cannot trace the behavior of more than two participants at a time.

Question

Quizplus · Accepted Answer

Longitudinal research designs require tracking the same individuals over a longer period of time, which is time-consuming and may lead to issues such as attrition (participants dropping out), which could affect the validity of results. However, the other options listed are inaccurate or incomplete: A is incorrect because longitudinal research can and often does deal with cohort groups; C is incorrect because assessing change over time is one of the main benefits of longitudinal research; and D is incorrect because longitudinal research can track the behavior of any number of participants, not just two.

Which of the Following Is a Disadvantage Associated with Longitudinal