Dr. Kiel is designing a study to test the effectiveness of a new anxiety medication. The study includes a placebo control group and neither the participants nor the research assistants who give out the medications know whether a participant is receiving the actual drug or a placebo. This study is a good example of
A)the placebo procedure
B)operational definitions
C)random sampling
D)the double-blind procedure

Question

Quizplus · Accepted Answer

This study is a good example of the double-blind procedure because neither the participants nor the individuals administering the treatment know who is receiving the actual medication and who is receiving the placebo, which helps to prevent bias in the results.

Dr Kiel Is Designing a Study to Test the Effectiveness