Maximum likelihood estimation of item response parameters when some responses are omitted
By: Frederic M. Lord
Series: RR-82-5-ONR; Research report (Educational Testing Service) -- RR-82-5-ONR
Publisher: Educational Testing Service
Published: 1982
Place of publication: Princeton, N.J
Language: eng
Number of pages: 13
Subjects: Item response theory
Notes: "This research was sponsored in part by the Personnel and Training Research Programs, Psychological Sciences Division, Office of Naval Research ..."

"January 1982."

Includes bibliographical references (p. 13).