Sample size requirements for estimating intraclass correlations with desired precision

被引:696
作者
Bonett, DG [1 ]
机构
[1] Iowa State Univ, Dept Stat, Ames, IA 50011 USA
关键词
ANOVA; confidence interval; interval estimation; reliability;
D O I
10.1002/sim.1108
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
A method is developed to calculate the approximate number of subjects required to obtain an exact confidence interval of desired width for certain types of intraclass correlations in one-way and two-way ANOVA models. The sample size approximation is shown to be very accurate. Copyright (C) 2002 John Wiley Sons, Ltd.
引用
收藏
页码:1331 / 1335
页数:5
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