Considerations when making inferences within the analysis of covariance model
By: Charles E. werts and Robert L. Linn
Contributors: Linn, Robert L.
Series: Research bulletin -- 28; Research bulletin (Educational Testing Service) -- RB-69-28
Publisher: Educational Testing Service
Published: 1969
Place of publication: Princeton, New Jersey
Language: eng
Number of pages: 14
Subjects: Educational tests and measurements; Analysis of covariance
Notes: This bulletin is a draft for interoffice circulation. It is automatically superseded upon formal publication of the material.--T.p.

"April 1969."

Includes bibliographical references (leaves 11-12).