Mathematics, 08.02.2021 21:00 axonify

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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