Researchers Are Investigating the Effects of Music on Compliance, 50

question 8

Multiple Choice

Researchers are investigating the effects of music on compliance, 50% of the participants listen to happy music and 50% listen to sad music. What technique should the investigators use to ensure that any post-test differences in the group's compliance result from the differences in music listening?

• A) random sampling
• B) random assignment
• C) replication
• D) correlational measurement

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