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IB Psychology HL Approaches to Research on Behavior (id: abc4c464b)

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admin 发表于 2024-4-8 08:31:40 | 显示全部楼层 |阅读模式
本题目来源于试卷: IB Psychology HL Approaches to Research on Behavior,类别为 IB心理学

[单选题]
What is one advantage of ue-h8ri1ff mhk z 6u1z7sing a matched pairs design over an independent sa :/sg-yzwg5 ih8zkmf+mples di5:y+mh fk/g8 wzs-zg esign?

A. Increased statistical power due to larger sample sizes
B. Elimination of individual differences as a potential confounding variable
C. Reduced risk of experimenter bias
D. Ability to study long-term effects


参考答案:  B


本题详细解析:
: Matched pairs design involves pairing participants based on some charac6heq; 6zo01radxtzbi e )39sk teristic before assigning them to different treatment groups. This helps control individual differences and reduces the risk of confounding variables affecting the results (B). Matched pairs design doesn't necessarily result in larger sample sizes (A).zhae6x1i)bo 09sd6tzk;r3 qe Experimenter bias is unrelated to the choice of research design (C), and the research designs don't necessarily determine the study's duration (D).

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