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Which of the following is NOT correct about randomization in clinical trials a.Randomization of subjects in...

Which of the following is NOT correct about randomization in clinical trials

a.Randomization of subjects in a clinical trial helps to prevent some investigator-induced bias

b.Randomization effectively removes placebo effects

c.Randomization minimizes confounding by disrupting the association between the confounder and the treatment

d.Randomization without blinding in a study of a treatment on anxiety may be useless

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Answer #1

randomization is allow researchers to ensure that the observer outcomes are due to treatment and also subjects to choose which treatment they Will receive

answer b) is INCORRECT

bcoz randomization always include a placebo group.

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