Biostatistics & Research · single question

Which type of study is most effective?

  1. Case report
  2. Case-control
  3. Randomized Controlled Trial (RCT)
  4. Cohort study
Show answer and explanation

Correct answer: C. Randomized Controlled Trial (RCT)

RCTs are the gold standard for determining causality and treatment efficacy because they minimize bias through randomization and controlled conditions.

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