Longitudinal data can be misleading because surveys at two points in time,conducted with different respondents in the sample,can mask even dramatic changes taking place in the population or indicate great changes when none are taking place.

Question

Quizplus · Accepted Answer

It is cross-sectional studies that can be misleading in this way.Because longitudinal data utilizes the same respondents,it is a truer measure of change taking place in the population than multiple cross-sectional studies that use different respondents.

Longitudinal Data Can Be Misleading Because Surveys at Two Points