A psychologist conducts a study of 800 children who have mental disabilities using subjects from several schools. She follows them from the age of 4 through adulthood. This study is based on which research method?
A) convergence approach
B) experimental
C) cross-sectional
D) longitudinal

Question

Quizplus · Accepted Answer

This study is longitudinal because it follows the same group of individuals over a long period of time, observing changes or developments in their condition or behavior.

A Psychologist Conducts a Study of 800 Children Who Have