If you compared the problem solving ability of a group of six-year olds to their own performance when they were eight years old,your design would be:
A) cross sectional
B) longitudinal
C) cross-sequential
D) time lag

Question

Quizplus · Accepted Answer

This design is longitudinal because it tracks the same group of individuals over time to observe how their problem-solving ability changes as they age from six to eight years old.

If You Compared the Problem Solving Ability of a Group