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pro vyhledávání: '"Nancy L. Allen"'
Publikováno v:
Educational and Psychological Measurement. 71:80-94
The Mantel—Haenszel procedure is a popular technique for determining items that may exhibit differential item functioning (DIF). Numerous studies have focused on the strengths and weaknesses of this procedure, but few have focused the performance o
Publikováno v:
Journal of Educational Measurement. 42:27-51
Allowing students to choose the question(s) that they will answer from among several possible alternatives is often viewed as a mechanism for increasing fairness in certain types of assessments. The fairness of optional topic choice is not a universa
Autor:
John R. Donoghue, Nancy L. Allen
Publikováno v:
Journal of Educational Measurement. 33:231-251
This Monte Carlo study examined the effect of complex sampling of items on the measurement of differential item functioning (DIF) using the Mantel-Haenszel procedure. Data were generated using a 3-parameter logistic item response theory model accordi
Autor:
Albert E. Beaton, Nancy L. Allen
Publikováno v:
Journal of Educational Statistics. 17:191-204
The major purpose of the National Assessment of Educational Progress (NAEP) is to provide a means to compare groups of students both across and within assessment years. A complementary purpose of NAEP is to provide information about what these groups
Autor:
Nancy L. Allen, John R. Donoghue
Publikováno v:
ETS Research Report Series. 1995:i-26
This Monte Carlo study examined the effect of complex sampling of items on the measurement of differential item functioning (DIF) using the Mantel-Haenszel procedure. Data were generated using a 3PL IRT model according to the balanced incomplete bloc
Publikováno v:
ETS Research Report Series. 1994:i-34
Some tests include a section of optional questions in addition to mandatory parts of the test. The purpose of this paper is to provide a general method based on missing-data methods for nonignorable nonresponse (Little & Rubin, 1987) to estimate dist
Publikováno v:
ETS Research Report Series. 1994:i-33
The main purpose of this paper is to illuminate different approaches to nonignorable nonresponse. Previously literature in educational settings has emphasized bias due to using techniques that are appropriate in the case of ignorable nonresponse when
Publikováno v:
ETS Research Report Series. 1994:i-37
Many testing programs include a section of optional questions, in addition to mandatory parts of a test. For instance, some testing programs have examinees select one of several essays or performance tasks as part of the test. These optional parts of
Publikováno v:
ETS Research Report Series. 1993:i-37
We examine a special case of examinee choice, the Optional Essay Problem, from the point of view of test equating. The Optional Essay Problem involves equating essay scores when the examinees are required to select an optional essay topic from a list
Publikováno v:
ETS Research Report Series. 1993:i-32
The difficulty of 44 items from the life sciences subscale of the NAEP 1985–86 science assessment was analyzed in terms of item attributes and science educators' judgments of difficulty. The attributes included ratings of various characteristics of