The High School Longitudinal Study of 2009 (HSLS:09) is the fifth in a series of National Center for Education Statistics (NCES) secondary longitudinal studies. The core research questions for HSLS:09 explore secondary to postsecondary transition plans and the evolution of those plans; the paths into and out of science, technology, engineering,…

Describes three methods of sample size determination, each having its use in investigation of social science problems: Attribute method; Continuous Variable method; Galtung's Cell Size method. Statistical generalization, benefits of cell size method (ease of use, trivariate analysis and trichotyomized variables), and choice of method are…

This report is intended to provide government managers with some perspective on the nature and implications of sample surveys, their likely costs, and what can be expected from them. The authors discuss sample surveys less from the technical side than from the perspective of the officials who will make management decisions about an overall survey.…

This publication discusses the difficulties of calculating reliable income estimates for particular groups of people and presents a methodology for overcoming those obstacles. Basically, the procedure involves setting up cumulative distributions of housing values, rental values, and family incomes for each census tract. Average housing values and…

This overview of the research process for the novice information retrieval (IR) researcher provides guidance on selecting a research question, choosing the type of test, defining variables, developing or using databases, finding and processing queries, assigning treatments to experimental units, collecting and analyzing the data, and presenting…