In a _____ study, both the participants and the experimenter are prevented from knowing who is in which experimental (or control) group.

Question

Quizplus · Accepted Answer

A double-blind study is designed to eliminate bias in research by ensuring that neither the participants nor the experimenter knows who is in the experimental or control group. This helps to prevent the placebo effect and experimenter bias, which can affect the results of a study. The other options, such as "dually unaware" and "reciprocally shielded," do not accurately describe the concept of a double-blind study.

In a _____ Study, Both the Participants and the Experimenter