基于纵向数据的ZIP和ZIB非线性回归模型的随机效应存在性检验
기우종향수거적ZIP화ZIB비선성회귀모형적수궤효응존재성검험
TESTING FOR EXISTENCE OF RANDOM EFFECTS IN NONLINEAR ZIP AND ZIB MODELS BASED ON LONGITUDINAL DATA
  • 万方数据
    数学杂志 수학잡지
    JOURNAL OF MATHEMATICS
    2010年 2期 191-198 ,共8页

    谢建春%林金官%王俐莉

    사건춘%림금관%왕리리

    ZIP模型%ZIB模型%Score检验%随机效应 ZIP模型%ZIB模型%Score檢驗%隨機效應
    ZIP모형%ZIB모형%Score검험%수궤효응
    ZIP model%ZIB model%score test%random effect
    本文研究了基于纵向数据的ZIP和ZIB模型的随机效应存在性检验问题.采用score检验方法,得到了,可用矩阵表示的score检验统计量.最后,用一个数据实例说明检验方法的有效性.
    본문연구료기우종향수거적ZIP화ZIB모형적수궤효응존재성검험문제.채용score검험방법,득도료,가용구진표시적score검험통계량.최후,용일개수거실례설명검험방법적유효성.
    This article presents tests for existence of random effects in ZIP and ZIB regression models based on longitudinal data. By using score test, the score test statistics are constructed and expressed in simple matrix formulas and a numerical example is given to illustrate our results.
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