Mathematics, 25.04.2020 06:12 Clervoyantyvonne

A research group interested in understanding the effect of listening to classical music on learning mathematics conducted a study. One hundred students
were randomly assigned to one of two groups. The first group listened to classical music as they learned a new lesson. The second group learned the same
lesson with no music playing. Both groups were tested on the new material to determine how much they learned. The results for the two groups were
compared. What kind of study is this?

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