A researcher wants to reduce observer bias and rating errors in a systematic classroom observational study. Which of the following would not be a recommended procedure?
a. Make the observational task as objective as possible.
b. Train the observers to a high level of reliability.
c. Give the observers as much information as possible about the research problem, hypotheses, and subject characteristics.
d. Do not give the observers information about the research problem, hypotheses, and subject characteristics.
C
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a. true b. false
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