tailieunhanh - An Application of Item Response Theory to Equating the Test of Standard Written English

As Carlo (2001) comments in a recent review, “research on cross-language transfer has made some progress with regard to the issue of identifying particular skills that appear susceptible to transfer from first- to second-language reading. However, questions remain concerning the specification of the cognitive mechanisms responsible for transfer as well as the developmental parameters that constrain transfer effects.” Carlo points out that mechanisms responsible for transfer could be occurring at a conscious metacognitive, a conscious declarative, or an unconscious procedural level. For example, in the realm of word identification, metalinguistic knowledge would entail a general. | An Application of Item Response Theory to Equating the Test of Standard Written English Isaac I. Bejar Marilyn s. Wingersky Educational Testing Service College Board Report No. 81-8 ETS RR No. 81-35 College Enteance Examination Board New York 1981 The authors are grateful to Frederic Lord and Gary Marco who guided various aspects of the project. Also Linda Cook Nancy Petersen and . Sympson offered many substantive and editorial suggestions to Improve the report. June Stern was very helpful in the early stages of the project In transmitting some of her knowledge about the most obscure details of the test. Nancy Wright performed many of the conventional analyses and provided additional background information. Researchers are encouraged to express freely their professional judgment. Therefore points of view or opinions stated in College Board Reports do not necessarily represent official College Board position or policy. The College Board is a nonprofit membership organization that provides tests and other educational services for students schools and colleges. The membership Is composed of more than 2 500 colleges schools school systems and education associations. Representatives of the members serve on the Board of Trustees and advisory councils and committees that consider the programs of the College Board and participate in the determination of its policies and activities. Additional copies of this report may be obtained from College Board Publication Orders Box 2815 Princeton New Jersey 08541. The price Is 4. Copyright 1981 by College Entrance Examination Board. All rights reserved. Printed In the United States of America. CONTENTS Abstract. iv Introduction . 1 Overview of the Study. 1 The Data. 1 Description of the TSWE. 1 Item Calibration Procedures . 3 Step-by-Step Description . 4 Fit of the Three-Parameter Model to TSWE Data. 6 Evaluation of Fit at the Item level. 6 Evaluation of Fit at the Total Score Level. 12 Factorial Structure of TSWE Data. 13 .