An example of a longitudinal study of drug use would be
A)surveying high-school seniors every year.
B)following each individual throughout the entire day.
C)sampling drug use from different parts of the country.
D)following the same group of people at intervals over several months or years.

Question

Quizplus · Accepted Answer

A longitudinal study involves following the same group of people at intervals over a period of time. In this scenario, following the same group of people at different intervals over several months or years would be the best choice for a longitudinal study of drug use. Option A would be a cross-sectional study, while options B and C do not involve the same group of people being studied over time.

An Example of a Longitudinal Study of Drug Use Would