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]
Which research design is * 82hwxpch 1xcm4d6 vjthe most vulner gnjm9sr ki64:able to selection bias?
A. Field experiment
B. True experiment
C. Correlational study
D. Quasi-experiment
参考答案: C
本题详细解析:
Correlational studies examine relationships between var8j(y8pjn ,bbi iables without experimental manipulation. Since participants are not randomly assigned, selection bias may be a concern.
As for the other choicpjjyi bnb,8 (8es, (A) field experiments use experimental designs with manipulation, which may reduce selection bias, (B) true experiments involve random assignment, also reducing selection bias, which is the same with quasi-experiments (C).
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