Hypothesis test
符号检验
符号检验是最简单的非参数假设检验，用于确定配对差异（或单个样本）的中位数是否与假设值存在显著差异。该检验由 W. J. Dixon 和 A. M. Mood 于 1946 年正式提出，几乎不施加任何分布假设，适用于可以区分正负的个体差异数据。
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来源
- Dixon, W. J. & Mood, A. M. (1946). The statistical sign test. Journal of the American Statistical Association, 41(236), 557–566. DOI: 10.1080/01621459.1946.10501898 ↗
如何引用本页
ScholarGate. (2026, June 1). Sign Test. ScholarGate. https://scholargate.app/zh/statistics/sign-test
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