Multiple Choice
Which of the following is a possible source of bias due to investigator and experimenter expectancies?
A) Previous contact between an experimenter and participants due to need of prior familiarity
B) Noncompliance with some experimental procedures because of the investigator's lack of awareness about their importance
C) Preconceptions and stereotypes among participants about an experimenter's racial or ethnic group
D) Differences in the levels of enthusiasm of experimenters while administering studies to the various groups in a study
Correct Answer:
Verified
Correct Answer:
Verified
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