Dr.Norton is using a research technique in which neither the research participants nor the research assistants are aware of which participants receive which treatment.Which approach has Dr.Norton most likely employed?
A)placebo control.
B)between-subjects design.
C)single-blind control technique.
D)double-blind control technique.

Question

Quizplus · Accepted Answer

Dr.Norton has most likely employed the double-blind control technique, since both the research participants and the research assistants are unaware of which participants receive which treatment. The double-blind control technique is used to eliminate bias in research studies, and it involves hiding information about the treatment from both the participants and the research assistants involved in the study.

DrNorton Is Using a Research Technique in Which Neither the Research