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ЧӦָijֶԭһضǹЧӦϸͣѧЧӦָͨijֶԭһضĿѧЩ䷢...
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ЧӦ˼ָijضػϵͳضӰЧЧӦĺ ճᄈУ“ЧӦ”һʳijΪĽӰ졣...
ЧӦʲô˼ - ٶȾ
1 ЧӦ˵ʼʮСı仯ϷŴδ״̬ɼIJЩС¿ԺͿЩС羭ϵͳŴһ...
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ЧӦһ״̬ʣǶһֶ塣ѧǶȴԴϽЧһָЧЧ˵ıѧϰ˼Ϊ...
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ɣЧӦԴ19241933Ļɣʵ飬ָǵʶԼڱע۲ʱȥıһЩΪЧӦ
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ЧӦ˼ijЩػһ²ضЧӰ졣ЧӦһȻΪΪۺϱ֡УdzӴЧӦѧУ...
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νڱЧӦͨ˵ͬڡۡѹлõСжγĿͷЧӦͻⲻǶ...
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New Jersey, Lawrence Erlbaum Associates.2Cohen's fʽЧӦf =0.10 (СЧӦ)f =0.25 (ЧӦ)f =0.40 (ЧӦ)ο...