A jack knife is a pocket knife that is put to many tasks, because it's ready to hand. Often there could be a better tool for the job, such as a screwdriver, a scraper, or a can-opener, but these are not usually pocket items. In statistical terms, the expression implies making do with what's available. Another simile, of an extreme situation, is…

Assesses the validity of two test samples possibly useful to the public radio station manager for determining program preferences. Results suggest that economic, valid sampling techniques can be developed, which should focus on more accessible and economic techniques than random sampling. (JEG)

Presents the findings from a nationwide survey by the Educational Research Service, Inc. of principals on early childhood education. (MD)

This report presents considerations for sample design and estimation procedures for the Health Examination Survey, one of the major survey programs employed by the National Center for Health Statistics. The survey collects data which provide national estimates and distributions of various health characteristics related to the growth and…

Selected data from the Commission on Human Resources data base are reported for two major groups that have been underrepresented in doctoral education in the past: minorities and women. A wide selection of tabulations of data on doctorate holders by sex and racial/ethnic group membership is presented. Characteristics of minority and women Ph.D.…

This notebook contains the revised standards and guidelines for the National Center for Education Statistics (NCES), as well as an updated and consolidated version of NCES legislation. It is intended for NCES staff and contractors as a guide in their data collection, analysis, and dissemination. These standards and guidelines define the limits of…

Problems of obtaining a representative sample for a national survey are discussed, and the experiences of Educational Testing Service are used as examples of some methods used to cope with these problems. It is suggested that researchers: (1) capitalize on some existing program; (2) establish in the minds of the possible examinees and the possible…