Question: solve Determine whether the study described is a randomized experiment or an observational study. To determine whether a new cold medication relieves symptoms more effectively

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Determine whether the study described is a randomized experiment or an observational study. To determine whether a new cold medication relieves symptoms more effectively than a currently used medication, a researcher randomly assigns a group of 60 volunteers with colds to either use the new medication or the old one. Choose the correct answer. Randomized experiment : Observational study

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