Question: Define bias and confounding. Find examples from published studies (e.g., randomized controlled trial, cohort, or case-control studies) and identify any bias and confounding. Discuss how

Define bias and confounding. Find examples from published studies (e.g., randomized controlled trial, cohort, or case-control studies) and identify any bias and confounding. Discuss how you would revise the studies to reduce bias or confounding.

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