Researchers announce in a local paper that they are seeking subjects aged 4, 8, 12 and 16 to participate in a study for several days. Which type of study were the researchers conducting?
A) A case study
B) A cross-sectional study
C) A longitudinal study
D) A cross-sequential study

Question

Quizplus · Accepted Answer

A cross-sectional study involves collecting data from subjects at a specific point in time. In this case, the researchers are seeking subjects from four different age groups, indicating that they plan to collect data from these groups at the same time. Therefore, the study is a cross-sectional study.

Researchers Announce in a Local Paper That They Are Seeking