Question: Determine whether an observational study or an experimental study is used. A study was done on two groups of people with high cholesterol. Group I

Determine whether an observational study or an experimental study is used. A study was done on two groups of people with high cholesterol. Group I was given an experimental drug. Group 2 was given a placebo, The cholesterol levels of all the people were recorded before and after the study. Qobservational O Experimental

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