Cross-sectional surveys:
A) Look at a group of subjects at one moment in time
B) Follow one group of subjects over a span of time
C) Follow a similar group of subjects over a span of time
D) None of these.

Question

Quizplus · Accepted Answer

Cross-sectional surveys are designed to look at a group of subjects at a specific moment in time, which makes option A the correct answer. Options B and C describe longitudinal studies, which follow subjects over a period of time. Option D is not correct as Cross-sectional surveys are a type of study design.

Cross-Sectional Surveys