Sample design efficiency study : optimal two-stage sample design.

Bibliographic Details
Corporate Authors:	National Center for Education Statistics, Research Triangle Institute
Format:	Government Document Book
Language:	English
Series:	DHEW publication ; no. (NCES) 77-257. Sponsored reports series.
Subjects:	Educational surveys. Sampling (Statistics) High school graduates > United States > Statistics.

Evans: US Documents (Annex 5th floor)