Estimating the Number of Examinees Who Did Not Reach the Last Item of a Section

Estimating the Number of Examinees Who Did Not Reach the Last Item of a Section [microform] / Howard Wainer.

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It is important to estimate the number of examinees who reached a test item, because item difficulty is defined by the number who answered correctly divided by the number who reached the item. A new method is presented and compared to the previously used definition of three categories of response to...

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Bibliographic Details
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Main Author: Wainer, Howard
Corporate Author: Educational Testing Service. Program Statistics Research Project
Format: Microfilm Book
Language:English
Published: [Place of publication not identified] : Distributed by ERIC Clearinghouse, 1985.
Subjects:
College Entrance Examinations.
Difficulty Level.
Estimation (Mathematics)
High Schools.
Item Analysis.
Response Style (Tests)
Test Items.
Test Length.
Testing Problems.
Timed Tests.
Transformations (Mathematics)

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