A documentary film director made a series of films about the lives of a set of children when they were 7, 14, 21, 28, and 35 years of age, i.e, the films 7-Up and 14-Up... What type of research design is this?

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Quizplus · Accepted Answer

The research design used in this series of films is longitudinal, as it follows the same set of children across different time points to study their development and changes over time.

A Documentary Film Director Made a Series of Films About