Research Methodology · Experimental Design
In experimental research, what is the primary role of a placebo?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To ensure that experimental group participants double their active dose
- 2To act as the sole measurement tool for the dependent variable
- 3To directly manipulate the independent variable in the experimental group
- 4To mimic the experimental treatment without containing any active components✓
Correct answer
To mimic the experimental treatment without containing any active components
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