Multiple Choice
Dr.Webb designs a research study in which neither the subjects nor the individuals who interact directly with the subjects know which is the control group and which is the experimental group in the study.Dr.Webb probably chose this type of research design in order to
A) avoid the need to obtain ethics approval for the study.
B) minimize the possibility of self-report bias.
C) ensure that her sample is not biased.
D) reduce the impact of experimenter bias.
Correct Answer:

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Correct Answer:
Verified
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