关于非中心χ2分布性质的研究

来源 :天津科技大学学报 | 被引量 : 0次 | 上传用户:zxcvxcv
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χ2分布是多元分析中重要的分布之一,在参数估计、假设检验、回归分析和判别分析等领域中有广泛的应用.旨在证明非中心χ2分布的几个重要性质和结论,重点讨论经线性变换后的n维正态随机向量的二次型所构成的分布,给出其非中心参数的具体计算公式.简化变换后非中心χ2分布的计算,并说明了这些结论在多元分析中的作用.
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