Which of the Following Statements Is MOST Accurate Concerning the Results

Multiple Choice

Which of the following statements is MOST accurate concerning the results of the research study by Rosenthal and Fode described in the text book?

A) Half of the experimenters were told that the ratings would average -5 and half were told to expect ratings of +5.
B) The experimenters were prevented from conversing with their subjects.
C) The experimenter's expectations influenced the ratings given by the subjects.
D) A double blind procedure was used in the study.