Advances in technology provide researchers with increased opportunities to locate and conduct research with populations that have historically been inaccessible. This manuscript describes the development of private, voluntary web-based groups, and the process for using web cameras to conduct individual web-based interviews as a method of data…

Although human resource development practitioners and researchers emphasize organizational culture as a major contributor to employee learning and development, results from this study suggest organizational subculture has greater influence on employee-related learning motivation. The relationships among organizational culture, organizational…

Using a retrospective, quasiexperimental design, this study evaluates Minnesota's Challenge Incarceration Program (CIP), examining whether it has lowered recidivism and saved money. In addition to utilizing a lengthy follow-up period and multiple measures of recidivism and participation, a multistage sampling design was employed to create a…

This study examined the rate of suicide attempts and relevant variables and identified risk factors for suicide attempts among Korean adolescents. A cross-sectional study was performed using an anonymous, self-report questionnaire. A total of 2,100 Korean adolescents, including 1,321 student adolescents and 779 delinquent adolescents, were…

The discussion here covers five articles that are linked in the sense that they all treat population invariance. This discussion of population invariance is a somewhat broader treatment of the subject than simply a discussion of these five articles. In particular, occasional reference is made to publications other than those in this issue. The…

This paper reports the findings from an experimental study involving thirty three secondary school students (mean age = 15.5 years) in spatial visualization (SV) training through an interactive desktop virtual environment spatial trainer (iDVEST). Stratified random sampling was used to assign students into two experimental groups and one control…

Objective: To use experience sampling method (ESM) to examine the impact of inattentive and hyperactive-impulsive ADHD symptoms on emotional well-being, activities and distress, cognitive impairment, and social functioning assessed in the daily lives of young adults. The impact of subjective appraisals on their experiences is also examined.…

The National Education Association's Task Force on Testing has stated its opinion that standardized tests are overused. The task force suggests that the application of sampling techniques and a variety of alternatives to current testing practices would accomplish the same purposes. Representatives of the testing industry have indicated that the…

The Teacher Follow-up Survey (TFS) is sponsored by the National Center for Education Statistics (NCES) on behalf of the U.S. Department of Education and is conducted by the U.S. Census Bureau. TFS is a follow-up survey of selected elementary and secondary school teachers who participated in the Schools and Staffing Survey (SASS). SASS is the…

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,…

The sampling distribution is a common source of misuse and misunderstanding in the study of statistics. The sampling distribution, underlying distribution, and the Central Limit Theorem are all interconnected in defining and explaining the proper use of the sampling distribution of various statistics. The sampling distribution of a statistic is…

Although popular literature cites between 25,000 and 100,000 parental child snatchings a year, no empirical studies have been conducted to support this estimate. To determine an empirical estimate of the extent of parental child snatchings, telephone interviews were conducted by Louis Harris and Associates with a representative cross section of…

Examines the question of how large a sample must be in order to produce empirical Bayes estimates which are preferable to other commonly used estimates, such as proportion correct observed score. (Author/RC)

Author considered the proper use of the LSD-type drugs, variously called hallucinogenic, mind-altering, mind-revealing, or psychedelic, and sampled the views of responsible researchers on the use of these drugs for mental health and for the study of the human mind and development. (Author/RK)

This research represents an attempt to look closely at the actions which children are expexcted to perform in the early stages of reading and writing when taught by systematic methods, containing a phonic ingredient. (Author)