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"A developmental psychologist is interested in children's development during their first 5 years of life in three different family situations. He needs to collect data on family interactions and other environmental influences for each child. What type of research should he conduct?"

Respuesta :

Answer: Longitudinal Research

Explanation:

This type of design involves studying the same kind of people over an long period of time. Data is collected at the beginning of the study and gathered repeatedly through the course of study. In some cases, longitudinal studies can last for several decades or be open-ended.

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