Professor Lee is interested in the cognitive development of children. So she compares the problem solving strategies of a group of six-year olds with those of a group of twelve-year olds. Professor Lee's research uses a
A)stage design
B)random design
C)sequential design
D)cross-sectional design
E)longitudinal design

Question

Quizplus · Accepted Answer

Professor Lee's research uses a cross-sectional design because she is comparing two different age groups at one point in time to understand differences in their problem-solving strategies. This design allows for the examination of developmental differences without following the same individuals over time.

Professor Lee Is Interested in the Cognitive Development of Children