Question: In a correlational study on the relationship between caffeine consumption and heart disease in police officers, the fact that the officers could not be randomly

In a correlational study on the relationship between caffeine consumption and heart disease in police officers, the fact that the officers could not be randomly assigned to high and low caffeine groups suggests the results may be due to: In a correlational study on the relationship between caffeine consumption and heart disease in police officers, the fact that the officers could not be randomly assigned to high and low caffeine groups suggests the results may be due to: the causal relationship between caffeine and heart disease. a third factor-like donuts. a multiplicative relationship between prime factors. a meta-analytic effect of caffeine on stress

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