Test selection by job analysis : the J-coefficient, what it is, how it works /

Bibliographic Details
Main Author:	Primoff, Ernest S.
Corporate Author:	United States Civil Service Commission. Test Development Section
Format:	Book
Language:	English
Published:	Washington, D.C. : U.S. Civil Service Commission, Standards Division, Test Development Section, [1955]
Edition:	2nd ed.
Series:	Assembled test technical series ; no. 20.
Subjects:	Employee selection > Ability testing > United States. Job analysis > Mathematics. Examinations > Evaluation.

Description
Item Description:	"May 1955"--Cover.
Physical Description:	1 volume (various pagings) : illustrations ; 26 cm.