Add Yahoo as a preferred source to see more of our stories on Google. Some participants in a clinical trial get the experimental drug, while those in the control group get a fake pill. Spencer ...
Scientific studies, and news coverage about them, often declare that a study "controlled" for certain variables. For example, The Washington Post reported on a study of GLP-1 drugs and a hormonal ...
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What does it mean to ‘control’ for variables in a scientific study? A statistician explains
Scientific studies, and news coverage about them, often declare that a study “controlled” for certain variables. For example, the Washington Post reported on a study of GLP-1 drugs and a hormonal ...
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