Search results for author:"Hua-Hua Chang"
Total records matched: 63 Search took: 0.123 secs
-
Chang-Hua Chen
-
A Global Information Approach to Computerized Adaptive Testing
Hua-Hua Chang; Zhiliang Ying
Applied Psychological Measurement Vol. 20, No. 3 (1996) pp. 213–29
An item selection procedure for computerized adaptive testing based on average global information is proposed. Results from simulation studies comparing the approach with the usual maximum item information item selection indicate that the new method ...
-
Alpha-Stratified Multistage Computerized Adaptive Testing
Hua-Hua Chang; Zhiliang Ying
Applied Psychological Measurement Vol. 23, No. 3 (1999) pp. 211–22
Proposes a new multistage adaptive-testing procedure that factors the discrimination parameter (alpha) into the item-selection process. Simulation studies indicate that the new strategy results in tests that are well-balanced, with respect to item...
-
Hypergeometric Family and Item Overlap Rates in Computerized Adaptive Testing
Hua-Hua Chang; Jinming Zhang
Psychometrika Vol. 67, No. 3 (2002) pp. 387–98
Demonstrates mathematically that if every item in an item pool has an equal possibility to be selected from the pool in a fixed-length computerized adaptive test, the number of overlapping items among an alpha randomly sampled examinees follows the...
-
A-Stratified Computerized Adaptive Testing with Unequal Item Exposure across Strata
Hui Deng; Hua-Hua Chang
Annual Meeting of the American Educational Research Association 2001 (April 2001)
The purpose of this study was to compare a proposed revised a-stratified, or alpha-stratified, USTR method of test item selection with the original alpha-stratified multistage computerized adaptive testing approach (STR) and the use of maximum...
-
To Weight or Not to Weight? Balancing Influence of Initial Items in Adaptive Testing
Hua-Hua Chang; Zhiliang Ying
Psychometrika Vol. 73, No. 3 (September 2008) pp. 441–450
It has been widely reported that in computerized adaptive testing some examinees may get much lower scores than they would normally if an alternative paper-and-pencil version were given. The main purpose of this investigation is to quantitatively...
-
Connecting To Increase Task Variety in Biology Classroom--A Case Study
Wen-Hua Chang
Annual Meeting of the National Association for Research in Science Teaching 1999 (March 1999)
This study explores the impact of a researcher-developed World Wide Web database on a variety of tasks and talk in a science classroom. The study was part of an experienced teacher's action research project designed to increase student engagement in ...
-
Assessing principals' leadership in implementing educational technology policies: An application of structural equation modeling
I-Hua Chang
Assessing principals' leadership in implementing educational technology policies: An application of structural@equation@modeling (2002) pp. 1–130
Purpose of the study . The purpose of this study is to identify, through the perceptions of teachers, the domains of effective technology leadership demonstrated by public school principals. This study addresses two salient issues:...
-
Stratified and Maximum Information Item Selection Procedures in Computer Adaptive Testing
Hui Deng; Timothy Ansley; Hua-Hua Chang
Journal of Educational Measurement Vol. 47, No. 2 (2010) pp. 202–226
In this study we evaluated and compared three item selection procedures: the maximum Fisher information procedure (F), the a-stratified multistage computer adaptive testing (CAT) (STR), and a refined stratification procedure that allows more items...
-
Restrictive Stochastic Item Selection Methods in Cognitive Diagnostic Computerized Adaptive Testing
Chun Wang; Hua-Hua Chang; Alan Huebner
Journal of Educational Measurement Vol. 48, No. 3 (2011) pp. 255–273
This paper proposes two new item selection methods for cognitive diagnostic computerized adaptive testing: the restrictive progressive method and the restrictive threshold method. They are built upon the posterior weighted Kullback-Leibler (KL)...
-
An Enhanced Approach to Combine Item Response Theory with Cognitive Diagnosis in Adaptive Testing
Chun Wang; Chanjin Zheng; Hua-Hua Chang
Journal of Educational Measurement Vol. 51, No. 4 (2014) pp. 358–380
Computerized adaptive testing offers the possibility of gaining information on both the overall ability and cognitive profile in a single assessment administration. Some algorithms aiming for these dual purposes have been proposed, including the...
Topics: Administration
-
The Effect of Principals' Technological Leadership on Teachers' Technological Literacy and Teaching Effectiveness in Taiwanese Elementary Schools
I-Hua Chang
Educational Technology & Society Vol. 15, No. 2 (2012) pp. 328–340
The purpose of this study is to investigate the relationships among principals' technological leadership, teachers' technological literacy, and teaching effectiveness. The survey target population consists of 1,000 teachers randomly selected from...
-
Severity of Organized Item Theft in Computerized Adaptive Testing: A Simulation Study
Qing Yi; Jinming Zhang; Hua-Hua Chang
Applied Psychological Measurement Vol. 32, No. 7 (2008) pp. 543–558
Criteria had been proposed for assessing the severity of possible test security violations for computerized tests with high-stakes outcomes. However, these criteria resulted from theoretical derivations that assumed uniformly randomized item...
-
Alpha-Stratified Multistage Computerized Adaptive Testing with beta Blocking
Hua-Hua Chang; Jiahe Qian; Zhiliang Yang
Applied Psychological Measurement Vol. 25, No. 4 (2001) pp. 333–41
Proposed a refinement, based on the stratification of items developed by D. Weiss (1973), of the computerized adaptive testing item selection procedure of H. Chang and Z. Ying (1999). Simulation studies using an item bank from the Graduate Record...
-
Assessing CAT Test Security Severity
Qing Yi; Jinming Zhang; Hua-Hua Chang
Applied Psychological Measurement Vol. 30, No. 1 (2006) pp. 62–63
In addition to its precision superiority over nonadaptive tests, another known advantage of computerized adaptive tests (CATs) is that they can be offered on a continuous basis. This is advantageous to examinees in terms of flexibility of test...
-
Two-Phase Item Selection Procedure for Flexible Content Balancing in CAT
Ying Cheng; Hua-Hua Chang; Qing Yi
Applied Psychological Measurement Vol. 31, No. 6 (2007) pp. 467–482
Content balancing is an important issue in the design and implementation of computerized adaptive testing (CAT). Content-balancing techniques that have been applied in fixed content balancing, where the number of items from each content area is...
-
Using Technology for Educational and Community Reform: The Case of Union City, New Jersey
Han-hua Chang; Andres Henriquez
Journal of Educational Computing Research Vol. 25, No. 1 (2001) pp. 51–62
Describes technology use in Union City (New Jersey) schools. Explains a Bell Atlantic partnership that provided computers; and discusses a course designed by the Center for Children and Technology (CCT) to build student experts in technology,...
-
Incorporation of Content Balancing Requirements in Stratification Designs for Computerized Adaptive Testing
Chi-Keung Leung; Hua-Hua Chang; Kit-Tai Hau
Educational and Psychological Measurement Vol. 63, No. 2 (2003) pp. 257–70
Studied three stratification designs for computerized adaptive testing in conjunction with three well-developed content balancing methods. Simulation study results show substantial differences in item overlap rate and pool utilization among...
-
A Semiparametric Model for Jointly Analyzing Response Times and Accuracy in Computerized Testing
Chun Wang; Zhewen Fan; Hua-Hua Chang; Jeffrey A. Douglas
Journal of Educational and Behavioral Statistics Vol. 38, No. 4 (August 2013) pp. 381–417
The item response times (RTs) collected from computerized testing represent an underutilized type of information about items and examinees. In addition to knowing the examinees' responses to each item, we can investigate the amount of time...
-
Recommending English Grammar Teaching Strategy for EFL Teachers
Mei-Hua Hsu; Jui-Hua Chang; Shu-Yi Yu
World Conference on Educational Media and Technology 2009 (Jun 22, 2009) pp. 2854–2861
In general, instructors can easily find out the number of students who have failed their exams, but have trouble identifying their real difficulties in learning. Based on the students’ testing records, we work to identify and find those problems,...
-
Deriving Stopping Rules for Multidimensional Computerized Adaptive Testing
Chun Wang; Hua-Hua Chang; Keith A. Boughton
Applied Psychological Measurement Vol. 37, No. 2 (March 2013) pp. 99–122
Multidimensional computerized adaptive testing (MCAT) is able to provide a vector of ability estimates for each examinee, which could be used to provide a more informative profile of an examinee's performance. The current literature on MCAT focuses...
-
Implementing Content Constraints in Alpha-Stratified Adaptive Testing Using a Shadow Test Approach
Wim J. van der Linden; Hua-Hua Chang
Applied Psychological Measurement Vol. 27, No. 2 (2003) pp. 107–20
Combined the methods of alpha-stratified adaptive testing and constrained adaptive testing with shadow tests. Outlines the advantages of this approach in reducing overexposure and underexposure of items in an item pool and illustrates these...
-
A Comparison of Item Selection Rules at the Early Stages of Computerized Adaptive Testing
Shu-Ying Chen; Robert D. Ankenmann; Hua-Hua Chang
Applied Psychological Measurement Vol. 24, No. 3 (2000) pp. 241–55
Compared five item selection rules with respect to the efficiency and precision of trait (theta) estimation at the early stages of computerized adaptive testing (CAT). The Fisher interval information, Fisher information with a posterior distribution,...
-
Optimal Stratification of Item Pools in a-Stratified Computerized Adaptive Testing
Hua-Hua Chang; Wim J. van der Linden
Applied Psychological Measurement Vol. 27, No. 4 (2003) pp. 262–74
Developed a method based on 0-1 linear programming to stratify an item pool optimally for use in alpha-stratified adaptive testing. Applied the method to a previous item pool from the computerized adaptive test of the Graduate Record Examinations....
-
Solving Complex Constraints in a-Stratified Computerized Adaptive Testing Designs
Chi-Keung Leung; Hua-Hua Chang; Kit-Tai Hau
Annual Meeting of the National Council on Measurement in Education (NCME) 2000 (April 2000)
Information based item selection methods in computerized adaptive tests (CATs) tend to choose the item that provides maximum information at an examinee's estimated trait level. As a result, these methods can yield extremely skewed item exposure...
-
Constraint-Weighted a-Stratification for Computerized Adaptive Testing with Nonstatistical Constraints: Balancing Measurement Efficiency and Exposure Control
Ying Cheng; Hua-Hua Chang; Jeffrey Douglas; Fanmin Guo
Educational and Psychological Measurement Vol. 69, No. 1 (2009) pp. 35–49
a-stratification is a method that utilizes items with small discrimination (a) parameters early in an exam and those with higher a values when more is learned about the ability parameter. It can achieve much better item usage than the maximum...
-
Adaptation of a-Stratified Method in Variable Length Computerized Adaptive Testing
Jian-Bing Wen; Hua-Hua Chang; Kit-Tai Hau
Annual Meeting of the American Educational Research Association 2002 (April 2002)
Test security has often been a problem in computerized adaptive testing (CAT) because the traditional wisdom of item selection overly exposes high discrimination items. The a-stratified (STR) design advocated by H. Chang and his collaborators, which ...
-
Item Selection in Computerized Adaptive Testing: Improving the a-Stratified Design with the Sympson-Hetter Algorithm
Chi-Keung Leung; Hua-Hua Chang; Kit-Tai Hau
Applied Psychological Measurement Vol. 26, No. 4 (2002) pp. 376–392
Item exposure control, test-overlap minimization, and the efficient use of item pool are some of the important issues in computerized adaptive testing (CAT) designs. The overexposure of some items and high test-overlap rate may cause both item and...
-
A Comparison of Item Selection Techniques and Exposure Control Mechanisms in CATs Using the Generalized Partial Credit Model
Dena A. Pastor; Barbara G. Dodd; Hua-Hua Chang
Applied Psychological Measurement Vol. 26, No. 2 (2002) pp. 147–63
Studied the impact of using five different exposure control algorithms in two sizes of item pool calibrated using the generalized partial credit model. Simulation results show that the a-stratified design, in comparison to a no-exposure control...
-
Online Calibration Methods for the DINA Model with Independent Attributes in CD-CAT
Ping Chen; Tao Xin; Chun Wang; Hua-Hua Chang
Psychometrika Vol. 77, No. 2 (April 2012) pp. 201–222
Item replenishing is essential for item bank maintenance in cognitive diagnostic computerized adaptive testing (CD-CAT). In regular CAT, online calibration is commonly used to calibrate the new items continuously. However, until now no reference has ...
-
Utilizing Response Time Distributions for Item Selection in CAT
Zhewen Fan; Chun Wang; Hua-Hua Chang; Jeffrey Douglas
Journal of Educational and Behavioral Statistics Vol. 37, No. 5 (October 2012) pp. 655–670
Traditional methods for item selection in computerized adaptive testing only focus on item information without taking into consideration the time required to answer an item. As a result, some examinees may receive a set of items that take a very...
-
Content Balancing in Stratified Computerized Adaptive Testing Designs
Chi-Keung Leung; Hua-Hua Chang; Kit-Tai Hau
Annual Meeting of the American Educational Research Association 2000 (April 2000)
Item selection methods in computerized adaptive testing (CAT) can yield extremely skewed item exposure distribution in which items with high "a" values may be over-exposed while those with low "a" values may never be selected. H. Chang and Z. Ying ...
-
Optimum Number of Strata in the a-Stratified Computerized Adaptive Testing Design
Kit-Tai Hau; Jian-Bing Wen; Hua-Hua Chang
Annual Meeting of the American Educational Research Association 2002 (April 2002)
In the a-stratified method, a popular and efficient item exposure control strategy proposed by H. Chang (H. Chang and Z. Ying, 1999; K. Hau and H. Chang, 2001) for computerized adaptive testing (CAT), the item pool and item selection process has...
-
An Examination of Item Selection Rules by Stratified CAT Designs Integrated with Content Balancing Methods
Chi-Keung Leung; Hua-Hua Chang; Kit-Tai Hau
Annual Meeting of the American Educational Research Association 2001 (April 2001)
The multistage alpha-stratified computerized adaptive testing (CAT) design advocated a new philosophy of pool management and item selection using low discriminating items first. It has been demonstrated through simulation studies to be effective...
-
A Corpus-Based Approach to Online Materials Development for Writing Research Articles
Ching-Fen Chang; Chih-Hua Kuo
English for Specific Purposes Vol. 30, No. 3 (July 2011) pp. 222–234
There has been increasing interest in the possible applications of corpora to both linguistic research and pedagogy. This study takes a corpus-based, genre-analytic approach to discipline-specific materials development. Combining corpus analysis...
-
Drivers and Effects of Enterprise Resource Planning Post-Implementation Learning
Hsiu-Hua Chang; Huey-Wen Chou
Behaviour & Information Technology Vol. 30, No. 2 (March 2011) pp. 251–259
The use of enterprise resource planning (ERP) systems has grown enormously since 1990, but the failure to completely learn how to use them continues to produce disappointing results. Today's rapidly changing business environment and the integrative...
-
Teacher Professional Learning in Applying the Geometer’s Sketchpad to Mathematics Instruction
Chang-Hua Chen; Chung-Kai Huang; Chin-Yuan Chang
World Conference on Educational Media and Technology 2013 (Jun 24, 2013) pp. 1732–1738
We constructed a teacher professional learning community to assist mathematics teachers in adopting the Geometers’ Sketchpad (GSP) software in the classroom and explored teacher professional learning. Research data were collected qualitatively...
-
Science Learning Outcomes in Alignment with Learning Environment Preferences
Chun-Yen Chang; Chien-Hua Hsiao; Yueh-Hsia Chang
Journal of Science Education and Technology Vol. 20, No. 2 (April 2011) pp. 136–145
This study investigated students' learning environment preferences and compared the relative effectiveness of instructional approaches on students' learning outcomes in achievement and attitude among 10th grade earth science classes in Taiwan. Data...
-
An Enhanced Stratified Computerized Adaptive Testing Design
Chi K. Leung; Hua H. Chang; Kit T. Hau
Annual Meeting of the American Educational Research Association 1999 (April 1999)
An a-stratified design (H. Chang and Z. Ying, 1997) is a new concept proposed to address the issues of item security and pool utilization in testing. It has been demonstrated to be effective in lowering the test overlap rate and improving the use of ...
-
Application of Virtual Reality Technology in Distance Learning
Xue-qin Chang; Dao-hua Zhang; Xin-xin Jin
International Journal of Emerging Technologies in Learning (iJET) Vol. 11, No. 11 (Nov 29, 2016) pp. 76–79
Virtual reality technology is a way for teachers and students to create a simulated three-dimensional world,a vivid and lifelike learning evironment for students in terms of vision, hearing and touch, having the students feel as participants of the...
-
A Teacher Professional Development Platform in the Big Data Trend: The Development and Application of “TEAM Model Smarter Discussion Room”
I-Hua Chang; Cheng-Mei Hsu; Chuan-Wei Wu
EdMedia + Innovate Learning 2018 (Jun 25, 2018) pp. 16–28
The TEAM Model smarter classroom is a teaching and learning (TAL) expert system with integrated software, hardware, and cloud services. The “TEAM Model Smarter Discussion Room” is a TEAM Model smarter classroom with a “Socrates TAL activity data...
Topics: Mobile teaching and learning technologies, On-demand and just-in-time learning, Cloud Computing
-
Perceptions of learning effectiveness in M-learning: scale development and student awareness
Wen‐Hui Chang; Yuan‐Chen Liu; Tzu‐Hua Huang
Journal of Computer Assisted Learning Vol. 33, No. 5 (September 2017) pp. 461–472
The purpose of this study is to develop a multi-dimensional scale to measure students' awareness of key competencies for M-learning and to test its reliability and validity. The Key Competencies of Mobile Learning Scale (KCMLS) was determined via...
-
Addressing Cyberbullying as a Media Literacy Issue
Christine Suniti Bhat; Shih-Hua Chang; Jamie A. Linscott
New Horizons in Education Vol. 58, No. 3 (December 2010) pp. 34–43
Background: The Asian region accounts for the highest number of internet and mobile cell phones consumers among the regions of the world. As the use of information and communications technology becomes more and more widespread, the misuse of such...
-
A testing system for diagnosing misconceptions in DC electric circuits
Kuo-En Chang; Sei-Hua Liu; Sei-Wang Chen
Computers & Education Vol. 31, No. 2 (1998) pp. 195–210
A testing-based diagnosing system is implemented. The system has a problem library that collects some suitable problems and associated answers. The answers of each problem are related to misconceptions. Problem selector in the system provides some...
Language: English
-
Teachers' Perceptions of the Dimensions and Implementation of Technology Leadership of Principals in Taiwanese Elementary Schools
I-Hua Chang; Joseph M. Chin; Cheng-Mei Hsu
Educational Technology & Society Vol. 11, No. 4 (2008) pp. 229–245
Principals' technology leadership is strongly correlated with teachers' integration of educational technology, and technology leadership is necessary for effective utilization of technology in schooling. The article describes a study that...
-
Measures of Partial Knowledge and Unexpected Responses in Multiple-Choice Tests
Shao-Hua Chang; Pei-Chun Lin; Zih-Chuan Lin
Educational Technology & Society Vol. 10, No. 4 (2007) pp. 95–109
This study investigates differences in the partial scoring performance of examinees in elimination testing and conventional dichotomous scoring of multiple-choice tests implemented on a computer-based system. Elimination testing that uses the same...
-
Barriers to the Adoption of ICT in Teaching Chinese as a Foreign Language in US Universities
Chun-Yu Lin; Chung-Kai Huang; Chang-Hua Chen
ReCALL Vol. 26, No. 1 (January 2014) pp. 100–116
This study aims to investigate barriers to the adoption of information and communication technology (ICT) for teachers of Chinese as a foreign language (CFL) in US universities. Although the development of ICT for teaching is growing, few published...
-
Learning Achievement in Solving Word-Based Mathematical Questions through a Computer-Assisted Learning System
Tzu-Hua Huang; Yuan-Chen Liu; Hsiu-Chen Chang
Educational Technology & Society Vol. 15, No. 1 (2012) pp. 248–259
This study developed a computer-assisted mathematical problem-solving system in the form of a network instruction website to help low-achieving second- and third-graders in mathematics with word-based addition and subtraction questions in Taiwan....
-
Content and Knowledge Management in a Digital Library and Museum
Jian-Hua Yeh; Jia-Yang Chang; Yen-Jen Oyang
Journal of the American Society for Information Science Vol. 51, No. 4 (2000) pp. 371–79
Discusses the design of the National Taiwan University Digital Library and Museum that addresses both content and knowledge management. Describes a two-tier repository architecture that facilitates content management, includes an object-oriented...
-
The Relationships among Principals’ Technology Leadership, Teachers’ Learning Community and Innovation Management of Junior High Schools
I-Hua Chang; Cheng-Mei Hsu; Chiung-Chih Hu
EdMedia + Innovate Learning 2019 (Jun 24, 2019) pp. 453–465
Principals’ technology leadership and teachers’ professional learning community are the important factors of the school innovation management. This study aimed to explore the relationships of junior high school principals’ technology leadership,...
Topics: Education reform with technology, Learning Communities, Learning technologies for transformational change
-
Teachers' Application of TBL Model and its Teaching Efficiency in Smarter Classroom Environment
I-Hua Chang; Cheng-Mei Hsu; Kuo-Wei Yu
EdMedia + Innovate Learning 2019 (Jun 24, 2019) pp. 996–1011
The purpose of this research was to investigate the students in their perceptions of teachers’ teaching effectiveness, role and teaching effectiveness of teacher after teachers applying Team-Based Learning in their teaching method of five schools in ...
Topics: collaborative learning, Learning technologies for transformational change