Ava wants to design a study in which the causes and effects are measured at the same point in time because it is more cost-efficient.This type of study design is called
A)longitudinal.
B)correlational.
C)cross-sectional.
D)epidemiological.

Question

Quizplus · Accepted Answer

The study design in which the causes and effects are measured at the same point in time is called a cross-sectional study. This type of study design is more cost-efficient than longitudinal studies, which measure causes and effects over a longer period of time. Correlational studies examine the relationship between variables, but may not establish causality. Epidemiological studies focus on the distribution and determinants of health and disease in populations.

Ava Wants to Design a Study in Which the Causes