Which of the following scenarios best exemplifies a longitudinal study?
A)A study on post-recession unemployment rates.
B)A study on the health effects of the use of pesticides on vegetables before and after use.
C)A study on the development of babies a month after birth and again at age five.
D)A study on soil erosion rates during the 2015 Asian monsoon season.

Question

Quizplus · Accepted Answer

A longitudinal study involves observing the same group of individuals over an extended period of time to track changes in their behavior or characteristics. Examples would include tracking the development of babies over time or following a group of individuals with a particular medical condition to see how their symptoms change over time. Option A, B, and D are all examples of cross-sectional studies that involve collecting data from different groups of people at a single point in time.

Which of the Following Scenarios Best Exemplifies a Longitudinal Study