Compared with a longitudinal survey, an important advantage of a cross-sectional survey is
A) the information is collected at several points in time.
B) the data may be collected more quickly.
C) the size of the sample needed is smaller.
D) All of these are true.

Question

Quizplus · Accepted Answer

A cross-sectional survey collects data at one point in time rather than multiple points, which allows for quicker data collection. While a smaller sample size may be possible with a cross-sectional survey, this is not always the case and depends on the research question and study design. Therefore, option A and C are not completely true.

Compared with a Longitudinal Survey, an Important Advantage of a Cross-Sectional