摘要
ConsidertwolinearmodelsXi=U′iβ+εi,Yj=Vj′γ+ηjwithresponsevariablesmissingatrandom.Inthispaper,weassumethatX,Yaremissingatrandom(MAR)andusetheinverseprobabilityweightedimputationtoproduce‘complete’datasetsforXandY.Basedonthesedatasets,weconstructanempiricallikelihood(EL)statisticforthedifferenceofXandY(denotedas?),andshowthattheELstatistichasthelimitingdistributionofχ21,whichisusedtoconstructaconfidenceintervalfor?.ResultsofasimulationstudyonthefinitesampleperformanceofEL-basedconfidenceintervalson?arereported.
出版日期
2015年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)