錨測(cè)驗(yàn)難度參數(shù)方差特征對(duì)測(cè)驗(yàn)等值誤差的影響研究.pdf

1、獨(dú)創(chuàng)性聲明本人聲明所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下進(jìn)行的研究工作及取得的研究成果。據(jù)我所知，除了文中特別加以標(biāo)注和致謝的地方外，論文中不包含其他人已經(jīng)發(fā)表或撰寫(xiě)過(guò)的研究成果，也不包含為獲得或其他教育機(jī)構(gòu)的學(xué)位或證書(shū)而使用過(guò)的材料。與我一同工作的同志對(duì)本研究所做的任何貢獻(xiàn)均已在論文中作了明確的說(shuō)明并表示謝意。學(xué)位論文作者簽名：簽字日期：年月日學(xué)位論文版權(quán)使用授權(quán)書(shū)本學(xué)位論文作者完全了解江西師范大學(xué)研究生院有關(guān)保留、使用學(xué)位論文的規(guī)定，有

2、權(quán)保留并向國(guó)家有關(guān)部門(mén)或機(jī)構(gòu)送交論文的復(fù)印件和磁盤(pán)，允許論文被查閱和借閱。本人授權(quán)江西師范大學(xué)研究生院可以將學(xué)位論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫(kù)進(jìn)行檢索，可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文。(保密的學(xué)位論文在解密后適用本授權(quán)書(shū))學(xué)位論文作者簽名：簽字日期：年月日導(dǎo)師簽名：簽字日期o年月AbstractEquatingiStoestablishalleffectiveequivalencebetweenscoreson

3、twotestformswhichmeasurethesameconstructorthesamepsychologicaltraitThegoalofequatingistocomparethescoresofdifferenttestsThenonequivalentgroupswithanchortest(NEAT)designisoneofthemostflexibletoolsavailableforequatingtests

4、ItiSawidelybeliefthatananchortestusedinequatingshouldbeaminiatureversion(orminitest)oftheteststobeequated；MorespecificallytheanchortestshouldbeproportionallyrepresentativeofthetwotestsincontentandstatisticaIcharacteristi

5、csCurrentlymostoperationaltestingprogramsthatusetheNEATdesignemployaminitestaStheanchor；toensurestatisticalrepresentativeness。theusualpracticeistomakesurethatthemeanandspreadof也eitemdi伍cultiesoftheanchortestareroughlyequ

6、altOthoseofthetotaltestsSinharayandHolland(2006)suggestthatwecanrelaxthespreadoftheitemdi伍cultiesT11iSpaperexaminesthisbeliefespeciallyregardingstatisticalcharacteristics11lispaperusingR2151angurageSoftwaretoachievesimul

7、ationstudytheeffectofAnchortestswithaspreadofiterndimcuriesontestequatingUsingthreeequatingmethod(chainequipercentileequating，LevinemethodandTuckermethod)andnonequivalentgroupswithanchortesttocompareSeveraltypesofanchort

8、estshowtoeffecttestequating。Anchortestswithaspreadofitemdi伍cultieslessthanthatofatotaltestseemtoperformaswellasaminitestwithrespecttoequatingbiasandequatingstandarderrorHence，theresultsdemonstratethatrequiringananchortes

9、ttothesamestatisticalcharacteristicsofthetotaltestmaybetoestrictiveFurthermore，aminitesthastoincludeverydifficultorveryeasyitemstoensureadequatespreadofiterndi伍cultieswhichcanbeproblematicassuchiternsareusuallyscarceIfre