3Bacha, N. Writing evaluation: what can analytic versus holistic essay scoring tell us[J]. System,2001,29:371 -383.
4Bonk, W. J. & G. J. Ockey. A many-facet Rasch analysis of the second language group oral discussion task [ J]. Language Testing,2003,20( 1 ) :89 - 110.
5Cumming, A. , R. Kantor & D. Powers. Scoring TOEFL essays and TOEFL 2000 Prototype Writing Tasks: An Investigation into Raters' Decision Making and Development of a Preliminary Analytic Framework. TOEFL Monograph Series MS-22 [ R]. Princeton, NJ: Educational Testing Service. 2001.
6Eckes, T. Rater types in writing performance assessments: A classification approach to rater variability [ J ]. Language Testing, 2008,25 (2) :155 -185.
7Elder, C. , Barkhuizen, G. , Knoch, U. , &von Randow, J. Evaluating rater responses to an online rater training program [ J ]. Language Testing,2007,24( 1 ) :37 -64.
8Fulcher, G & F. Davidson. Language Testing and Assessment [ M ]. NY : Routledge,2007.
9Hamp-Lyons, L. Scoring procedures for ESL contexts [ A ]. In : L. Hamp-Lyons( Ed. ), Assessing second language writing in academic contexts [ C ]. Norwood, NJ : Ablex, 1991:241 - 276.
10Knoch, U. Diagnostic assessment of writing: A comparison of two rating scales [ J ]. Language Testing,2009,26 ( 2 ) :275 - 304.
2Brown J D. Testing in Language Programs [M]. London: Prentice Hall (international),1996.
3American Educational Research Association, et al. Standards for educational and psychological testing [Z]. Washington, D.C: American Educational Research Association, 1999.
4Bachman L F & Palmer A S. Language Testing in Practice [M]. Oxford: Oxford University Press,1996.
5IBRAHIM D. Engineering Simulation with MATLAB.. Improving Teaching and Learning Effectiveness[J]. Procedia Com- puter Science, 2011, 3(4).. 853-858.
