全文聽寫及其網(wǎng)上自動(dòng)評(píng)分系統(tǒng).pdf

1、Computerized tests have become popular due to the highly developed technologyand the great demand of the large quantities of the test takers of various kinds．Paper-and-pencil tests are not cost．effective and it takes a 1

2、0ng time for test takers tOget feedback．The test scores of the computerized tests have proved to be moreobjective and are less subjected to human bias．They are quite successful withobjective tasks．such as multiple—choice

3、 questions． Computerized listening tests Can serve as a diagnostic purpose to pinpointstrengths and weaknesses in the learning abilities of a student．It can be used to findwhether a given student has a low or high le

4、vel of listening comprehension.It Canalso serve as a placement test to identify a particular performance level of the studentSO as to place him or her at an appropriate level of instruction or online study leveL. The

5、 present research focuses on computer-automated scoring system for afull-text dictation test．It discusses the advantages of this system over human gradingand its validity issues，reliability of the full-text dictation tes

6、t and its correlation witha multiple-choice question listening test(MC)or a compound dictation test(CD)． The research led to the following conclusions：a full-text dictation test is moresignificantly correlated with a

7、 learner’S listening comprehension or his overalllanguage proficiency than a multiple—choice listening test or a CD test；computer-automated scoring system is capable of generating more valid，reliable andconsistent scores