Which of the following is a disadvantage of the longitudinal design?
A) Individuals of different ages are being compared to one another.
B) It is relatively inexpensive.
C) It takes a shorter amount of time than a cross-sectional design.
D) Participants may drop out due to moving, loss of interest, or death.

Question

Quizplus · Accepted Answer

Participants may drop out due to moving, loss of interest, or death. This can lead to reduced sample sizes and potentially biased data if those who drop out have different characteristics compared to those who remain in the study.

Which of the Following Is a Disadvantage of the Longitudinal