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Double-blind procedure
/dˈʌbəlblˈaɪnd pɹəsˈiːdʒə/
/dˈʌbəlblˈaɪnd pɹəsˈiːdʒɚ/Double-blind procedure
01
an experimental procedure in which neither the subjects of the experiment nor the persons administering the experiment know the critical aspects of the experiment
