Farrah is working on a study that selected a group of teenage girls diagnosed with an eating disorder and plans to measure risk variables in this sample repeatedly for the next 25 years.Farrah is most likely working on a study with a
A)experimental design.
B)correlational design.
C)cross-sectional design.
D)longitudinal design.

Question

Quizplus · Accepted Answer

Farrah's plan to measure risk variables repeatedly in the same sample over 25 years suggests a longitudinal design. This design involves measuring the same group of individuals over a period of time to examine changes or stability in variables of interest. The other options (experimental, correlational, and cross-sectional) do not involve measuring the same sample repeatedly over time.

Farrah Is Working on a Study That Selected a Group