Which of the following statements about psychological experiments is MOST accurate?
A. The purpose of a single-blind experiment is to guarantee that neither the participants nor the experimenter influence the results.
B.The participant's expectations about an experiment do not influence results.
C.The placebo effect describes a change in a patient's illness or physical state that results solely from the medication administered.
D.Both the experimenter's expectations and the participant's expectations can influence the results of an experiment.
psychology - Ms. Sue, Monday, April 7, 2014 at 9:58pm
I'll be glad to check your answer.