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 the most n.c1 ose6 gv+5 g /bcte(4zksdvulnerab-5 u+;ae:-asuh3amq uz qml q7le 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 variables without experimuymb1q7s-w*o/ j5 atv ental manipulation. Since participants are noqw71tyu/svmo5b- *aj t randomly assigned, selection bias may be a concern.
As for the other choices, (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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