A _____ eliminates this possibility because neither the subjects nor the experimenters know which is the experimental group and which is the control. In medical experiments, those researchers who are responsible for administering the drug and for noting improvements are not told which subjects receive the drug

Question

Quizplus · Accepted Answer

A. This is an incorrect answer because only double-blind experiment , not the classical experiment, eliminates this possibility because neither the subjects nor the experimenters know which is the experimental group and which is the control. In medical experiments, those researchers who are responsible for administering the drug and for noting improvements are not told which subjects receive the drug.
B. This is an incorrect answer because only double-blind, not quasi experiment, eliminates this possibility because neither the subjects nor the experimenters know which is the experimental group and which is the control. In medical experiments, those researchers who are responsible for administering the drug and for noting improvements are not told which subjects receive the drug.
C. This is an incorrect answer because only double-blind, not laboratory experiment, eliminates this possibility because neither the subjects nor the experimenters know which is the experimental group and which is the control. In medical experiments, those researchers who are responsible for administering the drug and for noting improvements are not told which subjects receive the drug
D. The correct answer is "D" because eliminates this possibility because neither the subjects nor the experimenters know which is the experimental group and which is the control. In medical experiments, those researchers who are responsible for administering the drug and for noting improvements are not told which subjects receive the drug

A _____ Eliminates This Possibility Because Neither the Subjects nor the Experimenters