We propose a new limited-information goodness of fit test statistic C[subscript 2] for ordinal IRT models. The construction of the new statistic lies formally between the M[subscript 2] statistic of Maydeu-Olivares and Joe (2006), which utilizes first and second order marginal probabilities, and the M*[subscript 2] statistic of Cai and Hansen…

This latest report looks at differences in how prospective students expect to cover the costs of business school. The brief is based on five-year data (2009 and 2013) from the mba.com Prospective Students Survey, specifically analyzing changes in the financing mix to meet 100 percent of the costs of graduate management education. The financing mix…

Many school districts in the United States are facing severe teacher shortages (Bordonaro, 2017; Palmer, 2017; Seattle Pacific University, 2017; Whaley, 2017). In several states--including Idaho--the difficulty of hiring qualified candidates has expanded beyond historical high-need content areas such as special education and mathematics to include…

This third edition of the "Mobile Digest of Education Statistics" is a compact compilation of statistical information which covers prekindergarten through graduate school to describe the current American education scene. The "Mobile Digest" is designed as an easy mobile reference for materials found in detail in the…

Professional development (PD) for early childhood educators has received increased attention as a means of bolstering young children's learning and development. Theory and research indicate that educators' characteristics play roles in both their own learning and that of children; however, little research has explored who participates in PD. This…

Current educational reform calls for increased integration between science and mathematics to overcome the shortcomings in students' quantitative skills. Data Nuggets (free online resource, http://datanuggets.org) are worksheets that bring data into the classroom, repeatedly guiding students through the scientific method and making claims…

To commemorate International Women's Day on March 8, 2015, GMAC prepared this Data-to-Go brief as a summary of current GMAT test taker and research data about women in the business school pipeline. Findings in this Data-to-Go report are derived from several sources of GMAT test taker data and GMAC surveys conducted in 2014 and 2015. In testing…

Since 1959, ACT has collected and reported data on students' academic readiness for college. As a trusted, nonprofit leader in research on college and career readiness, ACT is committed to continuing efforts to provide data and information to help solve the daunting problems faced by our nation. This report is part of a series of reports that…

This AACRAO "60 Second Survey" asked respondents to identify the size, composition, name and level of decentralization for the Office of the Registrar. There were 1,389 unique institutional responses that represented 21 countries, commonwealths or territories, all 50 states plus the District of Columbia, Puerto Rico, Guam and 9 Canadian…

The purpose of this study was to use data from the National Longitudinal Transition Study-2 (NLTS2) to (a) conceptually identify and empirically establish student, family, and school constructs; (b) explore the degree to which the constructs can be measured equivalently across disability groups; and (c) examine latent differences (means,…

This article details the spread and scope of large-scale 1:1 computing initiatives around the world. What follows is a review of the existing literature around 1:1 programs followed by a description of the large-scale 1:1 database. Main findings include: 1) the XO and the Classmate PC dominate large-scale 1:1 initiatives; 2) if professional…

Ontology is a knowledge representation technique which aims to make knowledge explicit by defining the core concepts and their relationships. The Structural Equation Modeling (SEM) is a statistical technique which aims to explore the core factors from empirical data and estimates the relationship between these factors. This article presents an…

Objective: To evaluate relations among dietary habits, bone mineral density (BMD), visceral fat area (VFA), and arterial stiffness and recommend better dietary habits. Methods: One hundred and six men and 381 women (aged 18-84) received a health checkup and answered questionnaires, with subsequent measurements of BMD (speed of sound), VFA…

This Statistics in Brief examines the teaching status of 2007-08 first-time bachelor's degree recipients one year after graduation. The analysis compares four groups with respect to their teaching experiences or interest in teaching: those who taught either before or after receiving their bachelor's degree, those who prepared to teach but had not…

Distance education in the present Russian Federation and former Soviet Union has a long tradition that prevails to this day. The majority of students in Russia are enrolled in distance learning programs. The numbers indicate the existence of a well-established system for distance education, of which little is known in Western literature. A review…