The current study aimed to review studies on computational thinking (CT) indexed in Web of Science (WOS) and ERIC databases. A thorough search in electronic databases revealed 96 studies on computational thinking which were published between 2006 and 2016. Studies were exposed to a quantitative content analysis through using an article control…

The aim of the study is to determine trends in Turkish Mathematics Education on the basis of both master and doctoral theses involved. The researchers reviewed the online databases of the Higher Education Council and Proquest as well as the library of each university and examined 284 graduate theses in regard to research topic, research methods,…

Investigated empirically through post mortem item-examinee samplings were the relative merits of two alternative procedures for allocating items to subtests in multiple matrix sampling and the feasibility of using the jackknife in approximating standard errors of estimate. (Editor)

This manual has been produced to familiarize data users with the procedures followed for data collection and processing of the first follow-up dropout component of the National Education Longitudinal Study of 1988 (NELS:88). Necessary documentation is also provided for use of the data files. The base-year population covered by the NELS:88 included…

This manual provides guidance and documentation for users of the public release data for the student component of the National Education Longitudinal Study of 1988 (NELS:88). The general aim of NELS, a continuing long-term project, is to study the educational, vocational, and personal development of students at various grades and the factors that…

This manual provides documentation and guidance for users of the public release data files (adult file and course file) for Adult Education (AE) component of the 1991 National Household Education Survey (NHES:91). The NHES:91 was a random-digit dial telephone survey developed by the National Center for Education Statistics (NCES) and conducted by…

The National Household Education Survey (NHES) is a data collection effort of the National Center for Education Statistics that collects and publishes data on the condition of education in the United States. The NHES is designed to provide information on issues that are best addressed by contacting households rather than institutions. It is a…

This manual has been produced to familiarize data users with the procedures followed for data collection and processing of the first follow-up component of the National Education Longitudinal Study of 1988 (NELS:88). A corollary objective is to provide the necessary documentation for use of the data file. Use of the data set does not require the…

Suggestions and guidelines for using the Bureau of the Census' Current Population Survey (CPS) files are provided. CPS is based on the civilian component of a national probability sample of households and is conducted by the Bureau of the Census. The survey gathers employment data on a continuing basis, as well as supplemental information on such…

Presents the objective and methodology chosen for the construction of a global emissions source database called EDGAR and the structural design of the database system. The database estimates on a regional and grid basis, 1990 annual emissions of greenhouse gases, and of ozone depleting compounds from all known sources. (LZ)

Examines the potential for the replacement of CFCs for historic uses with substituting technologies. The potential production and emissions of the principal HCFCs and HFCs are calculated for the next 25 years. (LZ)

This manual has been produced to familiarize data users with the procedures used for data collection and processing of the base year parent component of the National Education Longitudinal Study of 1988 (NELS:88) and to provide necessary documentation for using the data files. Chapter 7 and Appendix F, in particular, contain essential information…

This manual provides documentation and guidance for users of the public release data files for the Early Childhood Education (ECE) component of the 1991 National Household Education Survey (NHES:91). Information is presented about the purpose of the study, the data collection instruments, the sample design, and data collection and data processing…

Suggestions, based on the experience of researchers at Oak Ridge (Tennessee) Associated Universities (ORAU), are offered on how evaluations in which true experimental designs are not possible can be designed for meaningful comparison. The ORAU conducts evaluation and assessment studies of educational programs intended to explore some aspect of the…

The National Assessment of Educational Progress (NAEP) and the Longitudinal Studies Program (LSP) are major survey projects on educational outcomes performed by the Center for Education Statistics. NAEP is a continuing cross-sectional survey of young Americans' skills, knowledge, and attitudes. The LSP studies follow a sample of students as they…