alleryWhich practice helps reduce experimenter bias?
AHiding the method
BSkipping controls
CPeer review
DUsing one trial
Answer & Solution
Correct answer: C. Peer review
1. Scientists may prefer one outcome over another.
2. Bias is reduced by transparency, careful design and thorough peer review.
3. Hiding methods, skipping controls or one trial would increase bias.
_Source: Wikipedia, Science, Scientific method_
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