This preliminary study examines what the effects of additional time and different media have upon the overall quality of English language learner's written assessment tests. Sixteen intermediate-level students (L1 Cantonese), enrolled at a satellite campus of an American university within Asia, manually wrote a 45-minute timed placement test in…

When two groups, initially dissimilar, undergo different treatments, can subsequent differences be partitioned in such a way that the difference between the two treatments is unbiased? This is the central problem of this paper, and it is confronted by the examination of two levels of information using a Follow Through Evaluation. The first…

The purpose of this study was to investigate the effects of advance organizers and audio narrations used to complement animated instruction on tests measuring different educational objectives. One hundred forty-one participants were randomly assigned to five treatment groups, received their respective instructional presentation and completed four…

The uses of data on siblings for educational and psychological research purposes are explained. Examples are based on empirical data. Five types of research problems, using sibling data, are explored: (1) statistical control of family background variance in psychological or educational studies which use analysis of covariance (ANCOVA) or multiple…

The orientation of this report is that of identifying educational projects which can be considered clearly exemplary. The largest section consists of a 22-step procedure for validating the effectiveness of educational projects using existing evaluation data. It is not intended as a guide for conducting evaluations but rather for interpreting data…

During the 2004-2005 academic year, an evaluation study was conducted of the Building Academic Vocabulary (BAV) program. The findings from this study, reported in the document "Marzano Program for Building Academic Vocabulary: Preliminary Report of the 2004-2005 Evaluation Study" (Marzano, 2005), found that students who participated in the BAV…

The "No Child Left Behind" Act mandated the need for research-based interventions to increase and to improve learning and achievement for all youngsters. Research in computer-based instruction and intervention for learning basic skills and related achievements in content area subjects has documented the need for controlled investigations…