Question: Suppose a researcher is interested in determining whether playing violent video games causes aggression in children. She obtains a sample of children and brings them

Suppose a researcher is interested in determining whether playing violent video games causes aggression in children. She obtains a sample of children and brings them individually to a laboratory setting. Half of the children play a violent video game and half play a nonviolent video game. After playing the game for 30 minutes, the children then play with toys in a separate room and an observer records the number of aggressive acts displayed by each child. What is the independent variable in this study? How many levels does this independent variable have? What are those levels? What is the dependent variable in this study? What extraneous variables should the researcher control

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