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Mathematics, 31.07.2019 05:20 nemalmaqsoodp53nhh

Aresearch group interested in understanding the effect of listening to classical music on leaming 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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