A MODIFIED CHI-SQUARE TEST OF INDEPENDENCE AGAINST A CLASS OF ORDERED-ALTERNATIVES IN AN R X C CONTINGENCY TABLE

被引:6
|
作者
OLUYEDE, BO [1 ]
机构
[1] GEORGIA STATE UNIV,DEPT MATH & COMP SCI,ATLANTA,GA 30303
关键词
ASYMPTOTIC DISTRIBUTION; CONTINGENCY TABLES; HYPOTHESIS OF INDEPENDENCE; POWER OF A TEST; ORDERED ALTERNATIVES;
D O I
10.2307/3315824
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
A modified chi-square test statistic is constructed for testing the hypothesis of independence in a two-way contingency table against a class of ordered alternatives defined in terms of pooled cross-product ratios. The test procedure can also be used to test for positive quadrant dependence in a two-way contingency table. The asymptotic distribution of the test statistic under the null hypothesis is obtained. Some power comparisons with known test procedures are given. A numerical example is given to illustrate the use of this test.
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页码:75 / 87
页数:13
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