unusual item 中文意思是什麼

unusual item 解釋
特殊項目
  • unusual : adj. 1. 不常見的,不普通的,難得的。2. 例外的;奇異的。adv. -ly ,-ness n.
  • item : n. 1. 條,條款,項目,品目,細目。2. (新聞的)一條,一則;(戲劇的)節目。adv. 〈逐條列舉時開頭用〉又,同上。
  1. The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion

    這種新方法有以下三個優點:項目數很少時參數估計的結果也較穩定;能處理測驗中含有少量特殊反應模式(見第二章)的參數估計;以估計值和真值之差的絕對值(平方)的平均值作為估計對真值的修復能力為指標,新方法的參數估計結果與同類流行軟體相比,修復能力不相上下;特別地,新的參數估計方法可以用於多級評分項目gpcm ,並為估計題組項目開辟了另一條道路。
分享友人