Scale properties of the interest index
By: Gerald Halpern
Series: Research bulletin (Educational Testing Service) -- RB-65-40; College Entrance Examination Board research and development reports; College Entrance Examination Board -- RDR-65-6, no. 5
Publisher: Educational Testing Service
Published: 1965
Place of publication: Princeton, N.J
Language: eng
Number of pages: 23
Subjects: Ability; Testing; Occupational aptitude tests
Notes: "November 1965."

Includes bibliographical references (p. 22).