HOMOGENEITY OF VARIANCE IN THE 2-SAMPLE MEANS TEST

被引:133
|
作者
MOSER, BK [1 ]
STEVENS, GR [1 ]
机构
[1] STERLING DRUG,RENSSELAER,NY 12144
来源
AMERICAN STATISTICIAN | 1992年 / 46卷 / 01期
关键词
SIZE; POWER; PRELIMINARY VARIANCE TEST;
D O I
10.2307/2684403
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
In the two-sample means test, the need for a preliminary variance test and the special emphasis given to the equal variance assumption are questioned. The conclusions can be easily used in the classroom to teach the two sample means test.
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页码:19 / 21
页数:3
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