Dr. Larson was interested in whether classical music helps students perform better on a test. Dr. Larson randomly assigned half of the study's participants to a group that listened to classical music while taking a test. The other half of the participants did not listen to music while taking a test. The research design Dr. Larson used is .

How are ethics and ethical behaviors regulated in the healthcare workplace? by establishing ethical standards and codes of ethics for employees to follow by prosecuting employees who do behave within the bounds of the law by creating a vision statement about the work that it hopes to accomplish in the future by setting up video monitors to watch how employees behave when no one is looking