Background: Efforts to increase the evidence base in speech and language therapy are often limited by methodological factors that have restricted the strength of the evidence to the lower levels of the evidence hierarchy. Where higher graded studies, such as randomized controlled trials, have been carried out, it has sometimes been difficult to…

It was aimed in this study to reveal the general tendency of studies in the field of education by examining the papers in the high-impact A-class SSCI journals, to which qualified papers are accepted from all around the world, in terms of their dependent-independent variables, sample or study groups, research designs, data collection instruments,…

This report shows the impact of various school funding measures on student outcomes measured by NAEP, ACT, and SAT scores, the four-year cohort graduation rate, and percent of the population ages 18-24 with at least a high school diploma. State-level data for the United States from 2005 through 2014 as available is utilized to establish the nature…

In this article, the authors clarify and provide additional tests of the key elements of their age-period-cohort analysis of non-marital birth rates in this March 2009 issue of "Social Forces." Where Steve Martin, in his commentary, has suggested specific alternative specifications or interpretations of their findings, the authors have…

Discusses enrollment projection in terms of the general logic of statistical prediction. (Author)

Which factors promote student transfer from California Community Colleges (CCC) to baccalaureate-granting institutions? How do community college practices support this transition? Which student behaviors and characteristics particularly facilitate their movement to four-year colleges and universities? The Research and Planning Group for California…

Universities attempt to hire the highest quality faculty they can, but they are not always successful at retaining them. Furthermore, some faculty members who do remain may not function as engaging colleagues who make others want to stay. This study investigates why some faculty members leave and why others stay by illuminating the complexities of…

Since the mean score for a sample composed of several subgroups can be viewed as the sum of the mean of each subgroup weighted by the proportional size of the subgroup, then the mean change in a time period--in this case, from 1972 to 1980--is the sum of the differences between the means for each subgroup, with each mean weighted by its…