To investigate the effects of a particular study of method on student performance two different methods are tried, each with a different group of subjects. I fondly the experimenter know which method is under investigation, the procedure being used in described as:
Correct answer: B. single-blind
- A. double-blind
- B. single-blind
- C. self-fulfilling prophesy
- D. representative sampling
Explanation
In a single-blind procedure, participants do not know which treatment or method they receive, while the experimenter does know. A double-blind procedure would keep this information from both participants and experimenters who interact with them.
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