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 desig:nqz8yrg (rh6 / zlzxruc+) w)n unp0ev s1 wdrt. 3(jfa(60dxris the most vulnerable 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 exam)l i3,gk ( 8f1 vb0e1wsxaqywoine relationships between variables without experimental manipulation. Since participants are not randomly assigned, selection bias may be a concern.
As for the other choices, (A) field experiments1wvxkwia3(gefq,01loy s ) 8b 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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