Hypothesis test
计划对比分析
计划对比分析是一种参数假设检验方法，用于评估组均值之间特定的、理论驱动的比较——这些比较由研究者在数据收集之前指定，而不是根据观察到的模式来确定。Rosenthal、Rosnow 和 Rubin (2000) 全面形式化了该方法，它为要比较的组分配一组对比系数，约束条件是系数之和为零，然后检验得到的均值加权组合是否显著不为零。
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来源
- Rosenthal, R., Rosnow, R. L. & Rubin, D. B. (2000). Contrasts and Effect Sizes in Behavioral Research: A Correlational Approach. Cambridge University Press. ISBN: 978-0521659802
如何引用本页
ScholarGate. (2026, June 1). Planned Contrast Analysis. ScholarGate. https://scholargate.app/zh/statistics/contrast-analysis
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