SOME ALTERNATIVES TO EDGEWORTH

被引:5
|
作者
CHEAH, PK
FRASER, DAS
REID, N
机构
[1] UNIV TORONTO,DEPT STAT,TORONTO M5S 1A1,ONTARIO,CANADA
[2] YORK UNIV,DEPT MATH & STAT,N YORK M3J 1P3,ON,CANADA
关键词
CUMULANTS; DISTRIBUTION FUNCTION; EDGEWORTH EXPANSION; MOMENTS; TAIL PROBABILITIES;
D O I
10.2307/3315806
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
The Edgeworth expansion is well known as a means for obtaining approximate tail probabilities from information concerning the moments of the distribution. Recent saddlepoint and asymptotic methods lead to several alternative approximations. These alternatives are developed and compared by means of average relative error.
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页码:131 / 138
页数:8
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