The main disadvantage of a longitudinal design is
A) too much expense.
B) too much time involvement.
C) both too much time and expense.
D) None of these.

Question

Quizplus · Accepted Answer

Longitudinal designs require data to be collected over a prolonged period, which can be both time-consuming and expensive. This makes longitudinal studies difficult to conduct compared to other types of research designs. Therefore, the best choice is C which reflects both time and expense as the disadvantage of a longitudinal design.

The Main Disadvantage of a Longitudinal Design Is