Displays for comparing a given state to many others

被引:6
作者
Almond, RG
Lewis, C
Tukey, JW
Yan, DL
机构
[1] Educ Testing Serv, Princeton, NJ 08541 USA
[2] Princeton Univ, Dept Stat, Princeton, NJ 08544 USA
关键词
Bonferroni adjustment; error bars; graphical significance tests; multiple comparisons;
D O I
10.2307/2686023
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
This article presents a graphical display useful for comparing a chosen individual (e.g., a single state in a state-by-state survey) with the others in the population. The display immediately shows the ranking of the individual in the population, which other individuals are "significantly" higher than the reference, and which are "significantly" lower. The confidence bars are optimized for making comparisons with the reference individual. We illustrate this display with examples from the National Assessment for Educational Progress (NAEP) and the Third International Mathematics and Science Study (TIMSS).
引用
收藏
页码:89 / 93
页数:5
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