What type of study is being used when groups of subjects of differing age are compared at a single point in time

Question

Quizplus · Accepted Answer

A cross-sectional study involves comparing different groups of subjects at a single point in time, whereas a longitudinal study involves following the same group of subjects over time. A cross-cultural study examines different cultural groups, and a sequential study combines features of both longitudinal and cross-sectional studies by following multiple groups over time. Therefore, the best choice for this scenario is a cross-sectional study.

What Type of Study Is Being Used When Groups of Subjects