Estimation of true score and error variance for tests under various equivalence assumptions
By: Walter Kristof
Series: Research bulletin -- RB-68-57; Research bulletin (Educational Testing Service) -- RB-68-57
Publisher: Educational Testing Service
Published: 1968
Place of publication: Princeton, N.J
Language: eng
Number of pages: 29
Subjects: Educational tests and measurements; Validity
Notes: This bulletin is a draft for interoffice circulation. It is automatically superseded upon formal publication of the material.--T.p.

"November 1968."

Includes bibliographical references (leaf 29).